Hackers target Microsoft 365 accounts with 81 million login attempts

An aggressive password-spraying campaign targeting Microsoft 365 environments generated more than 81 million login attempts over a two-week period. [...]

Ousaban Banking Trojan Targets Iberian Bank Users with Fake PDF Lures

A Brazilian banking trojan called Ousaban is going after Windows users who bank in Spain and Portugal. Fortinet's FortiGuard Labs identified the campaign in May 2026. It opens with a phishing PDF disguised as a corrupted file, checks that the visitor is…

Adobe Patches 7 CVSS 10.0 Flaws in ColdFusion and Campaign Classic

Adobe has released patches for multiple maximum-severity security flaws impacting Adobe ColdFusion and Adobe Campaign Classic. The ColdFusion updates "resolves critical and important vulnerabilities that could lead to arbitrary code execution, privilege…

Critical Cursor Flaws Could Let Prompt Injection Escape Sandbox and Run Commands

Two flaws in Cursor, an AI code editor, could let a single, ordinary-looking prompt break out of the editor's safety sandbox and run any command on a developer's computer. There is no click to fall for and no approval box to ignore. Cato AI Labs found the…

Fileless Malware Abuses Google Blogspot to Deploy Infostealer in Memory

Securonix said the Veil#Drop campaign abuses Google Blogspot to deliver PureLog Stealer in memory

Turning Indicators into Intelligence in OpenCTI with Criminal IP

Threat intelligence is only as useful as the context behind it. Criminal IP explains how its integration enriches threat indicators in OpenCTI with risk scoring, infrastructure intelligence, and phishing analysis. [...]

Progress Kemp LoadMaster Pre-Auth RCE Flaw Faces Active Exploitation Attempts

A recently disclosed critical security flaw impacting Progress Kemp LoadMaster is seeing active exploitation attempts, according to an advisory from eSentire's Threat Response Unit (TRU). The Canadian cybersecurity company said it identified exploitation…

Azure CLI Targeted in LSHIY Password Spray Campaign Across 64 Orgs

81 Million Login Attempts, 78 Compromised Accounts: The LSHIY Password Spray Hitting Azure CLI Huntress researchers have been tracking a massive automated password spray campaign against Microsoft Azure CLI environments since June 12, 2026. A password spray…

Brazilian Banking Trojan Ousaban Targets Spain and Portugal

FortiGuard says the Brazilian banking trojan Ousaban is targeting Spain and Portugal via phishing

US lifts export controls on Anthropic’s frontier cybersecurity AI models

Anthropic said export controls on certain models had been lifted after the company came to a series of agreements with the government.

Japanese insurer, brewer, manufacturer and telecom disclose cyber breaches

Aflac's Tokyo arm and brewer Sapporo are among the major Japanese companies to recently notify the public about data breaches.

AI-Generated Browser Ransomware Abuses Chromium API on Windows and Android

Cybersecurity researchers have flagged a new malware artifact generated using DeepSeek that constructed a novel attack path combining "unrealistic browser-malware concepts with a real browser capability" to turn it into a working ransomware technique that…

Over 900 Oracle E-Business instances exposed to ongoing attacks

Over 900 Oracle E-Business Suite (EBS) instances have been found exposed online amid ongoing attacks exploiting a critical security flaw. [...]

Netzilo adds runtime governance for AI agents across major platforms

Netzilo has announced expanded AI agent governance and runtime enforcement capabilities for Amazon Bedrock AgentCore and other major AI agent harnesses. As enterprises move AI agents from experimentation into production, agents are becoming a new enterprise…

Intruder offers Free security plan for lean IT and security teams

Intruder has announced the launch of its Free plan, providing security, IT, and DevOps teams ongoing access to professional-grade vulnerability management, cloud security, and attack surface management at no cost. Smaller organizations face the same threats…

Adobe Patches Critical ColdFusion, Campaign Classic Vulnerabilities

Seven of the security defects have a maximum severity rating of 10/10 and could lead to arbitrary code execution. The post Adobe Patches Critical ColdFusion, Campaign Classic Vulnerabilities appeared first on SecurityWeek .

CISA Warns BlueHammer Flaw Is Now Exploited in Ransomware Attacks

CISA confirms BlueHammer (CVE-2026-33825) is now used in ransomware attacks to gain SYSTEM privileges through Microsoft Defender. BlueHammer, tracked as CVE-2026-33825, has moved from proof-of-concept noise to real ransomware attacks in the wild, the US CISA…

Anthropic's Fable 5 and Mythos 5 Are Back with New Security Guardrails

The new classifier in Fable 5 blocks the jailbreak technique that prompted the US export controls “in over 99% of cases”

RustDuck: The Botnet That’s Still Small but Engineering Like It Plans to Grow

RustDuck is a small, evolving DDoS botnet migrating to Rust. It uses advanced encryption, anti-analysis evasion, and exploits known IoT flaws. Since February 2026, researchers at QiAnXin’s XLab have been tracking a new malware family, called RustDuck, that…

The ARToken phishing panel targets Microsoft 365 accounts

Accounts-payable staff at U.S. companies keep receiving invoice emails that look like they come from vendors they already work with. One landed at a life-sciences company in April 2026, addressed to the person who handles payments and written in the voice of…

Frontier AI: Six Questions Every Enterprise Should Ask Security Vendors

From model selection and automation to validation and measurable results, the right questions can help enterprises separate genuine AI capabilities from marketing hype. The post Frontier AI: Six Questions Every Enterprise Should Ask Security Vendors appeared…

Claude Helped a Hacker Find a Way to Issue Tickets to Almost Every US Music Festival

A researcher found that using Anthropic’s Claude Opus 4.7, he could break into the website of Front Gate—used by every festival from Lollapalooza to Bonnaroo—and freely issue any ticket he chose.

Insurance Giant Aflac Discloses Data Breach Impacting Millions

Aflac Japan has notified regulators that policy details and personal and banking information have been compromised

Claude Sonnet 5 includes safeguards against dangerous cyber use

Anthropic has introduced Claude Sonnet 5, the latest version of its general-purpose AI model, with improved reasoning, coding, tool use, and knowledge work capabilities. The model can make plans, use tools such as browsers and terminals, and complete tasks…

GuardFall Flaw Hits 10 of 11 Popular Open-Source AI Agents

Researchers found a shell injection flaw in 10 of 11 popular open-source AI agents, allowing attackers to bypass command filters. Adversa AI just published a survey, titled “GuardFall: a universal shell injection vulnerability in open-source AI agents,” of…

Massive Password Spray Campaign Targeting Azure CLI

Hackers were seen making over 81 million login attempts originating from systems associated with hosting provider LSHIY. The post Massive Password Spray Campaign Targeting Azure CLI appeared first on SecurityWeek .

Phantom Squatting Uses AI-Hallucinated Domains for Phishing and Malware

Large language models keep inventing web addresses that do not exist. Attackers have started buying those made-up domains before anyone else can, then hosting phishing pages on them to catch traffic that AI tools point their way. Palo Alto Networks' Unit 42…

Anthropic Restores Claude Fable 5 After U.S. Lifts Jailbreak-Linked Export Controls

Anthropic is putting Claude Fable 5 back online worldwide. On June 30, the U.S. Commerce Department lifted the export controls it had imposed on Fable and its more tightly controlled sibling Mythos 5 about two and a half weeks earlier. Fable 5 returns to…

Nika: Open-source code analysis tool

Many serious security bugs in web applications sit across several files at once. Request data enters through a controller, moves through data objects and service layers, and turns dangerous only when it reaches a sensitive operation such as a database query…

Why Ask Credentials If There Are Secret Codes?, (Wed, Jul 1st)

This morning, an interesting phishing email hit my mailbox. It targets Metamask[ 1 ], a cryptocurrency wallet, available as a browser extension and a mobile app, that lets users store, send, and receive crypto money. It&#x27s pretty popular, so a…

AI-generated code risks reach security, legal, and compliance teams

Most engineering organizations write code with AI, and a good number of them keep that code away from customers. A Flux survey of engineering leaders and practitioners found that nearly half run AI-generated code in production. Almost every company in the…

Anthropic to restore Claude Fable access on Wednesday

Anthropic has confirmed that the Department of Commerce has lifted export controls on Claude's two most powerful models, Fable 5 and Mythos 5. [...]

Anthropic rolls out Sonnet 5 with near-Opus 4.8 performance at a lower price

Anthropic is now rolling out Sonnet 5, and it's almost as good as the Opus range, but it is designed to be cheaper than the company's flagship model. [...]

New BioShocking attack manipulates AI browser into data theft

A new prompt injection attack dubbed "BioShocking" could trick AI-powered browsers into treating real-world risky actions as part of a fictional scenario, causing them to ignore any safety guardrails. [...]

CIA chief highlights major shifts in agency’s tech approach

CIA Director John Ratcliffe said artificial intelligence capabilities are "akin to digital nuclear weapons.”

Microsoft Warns Poisoned MCP Tool Descriptions Can Make AI Agents Leak Data

New Microsoft research shows how attackers can hijack AI agents that act on a user's behalf, using nothing more than a poisoned tool description to make the agent quietly hand over company data to an outsider. The trick is that the agent never breaks a rule.…

Langflow RCE Exploited to Deploy Monero Miner on Exposed AI App Endpoints

Threat actors are continuing to exploit a critical Langflow vulnerability as part of fresh attacks designed to deliver a Monero cryptocurrency miner. The activity has been found to weaponize CVE-2026-33017 (CVSS score: 9.3), an unauthenticated remote code…

Fake Perplexity extension on Chrome Web Store tracked searches

A malicious extension in the Chrome Web Store is masquerading as the Perplexity AI answer engine, intercepting search traffic and collecting browsing information. [...]

GuardFall Exposes Open-Source AI Coding Agents to Decades-Old Shell Injection Risks

The safety check that is supposed to stop an AI coding agent from running a dangerous command can be walked straight past using a shell trick that has been public for decades. New research from Adversa AI, which is named the bypass GuardFall, found it works…

BlueHammer Vulnerability Exploited in Ransomware Attacks

The Microsoft Defender vulnerability CVE-2026-33825 was exploited in the wild as a zero-day before patches were released. The post BlueHammer Vulnerability Exploited in Ransomware Attacks appeared first on SecurityWeek .

282 iOS AI Apps Leak API Keys and Open AI Proxy Access in Network Traffic Study

Researchers tested 444 AI chatbot apps for iPhone and found that 282 of them, nearly two-thirds, exposed paid AI access through their network traffic. In many cases, the path in was visible just by watching what the app sent: a plaintext API key, a reusable…

Decades-Old Bash Tricks Expose AI Coding Agents to Supply Chain Attacks

Decades-old Bash shell tricks can bypass safeguards in most open source AI coding agents, potentially turning malicious repositories into supply chain attack vectors. The post Decades-Old Bash Tricks Expose AI Coding Agents to Supply Chain Attacks appeared…

Apple Fixes WebKit Flaws in iOS and macOS, With Help From AI Tools

Apple released updates for iOS, iPadOS, macOS, and Safari, fixing WebKit flaws, four of which were found using AI tools like Claude and Codex Apple pushed out security updates for iOS, iPadOS, macOS, and Safari on Monday, and this round comes with a twist…

New BioShocking Attack Tricks AI Browsers Into Leaking User Credentials

Convince an AI browser that it is playing a game, and it can hand over your login details. That is the finding behind BioShocking, a technique from security firm LayerX that tricked six AI browsers and assistants into copying a user's credentials and sending…

Meta Contractors Posed as Teens to Prompt Rival Chatbots About Suicide, Sex, and Drugs

Hundreds of contractors working on a project for Meta pretended to be kids in order to see how other chatbots like Gemini and ChatGPT would respond to high-risk subjects, WIRED found.

Malicious Perplexity Chrome Extension Intercepted Searches and Address Bar Input

Microsoft has found a malicious Chrome extension that posed as the AI search engine Perplexity and quietly logged what people searched for. It routed every query and every character typed into the address bar through an attacker-controlled server before…

Apple Patches 30+ iOS, macOS, Safari Flaws, Including AI-Discovered WebKit Bugs

Apple on Monday released security updates for iOS, macOS, and the Safari web browser to address over three dozen flaws, including four vulnerabilities in WebKit that were discovered using artificial intelligence (AI) tools like Anthropic Claude and OpenAI…

OpenAI Reveals GPT-5.6 Sol Cybersecurity Model, Restricts Early Access

OpenAI is previewing its GPT-5.6 Sol model to a vetted few at the US government's request

⚡ Weekly Recap: Linux Kernel Flaws, AI Malware Tricks, Turla Backdoor, Infostealers and More

This week was a reminder that attackers do not always need big tricks. One small mistake, one old access path, one missed patch, and suddenly the door is open. The noise is not all noise, either. Forums are talking, researchers are finding easy cracks, and…

Russian Hackers Accused of Destructive Cyber-Attack on Jaguar Land Rover

Experts warn the Jaguar Land Rover breach bears hallmarks of Kremlin-backed hackers, citing novel ransomware, strategic timing and efforts to obscure attribution

OpenAI Previews GPT-5.6 Sol With Restricted Access and Stronger Cyber Safeguards

OpenAI on Friday released three versions of GPT-5.6, called Sol, Terra, and Luna, as a limited preview to a small number of companies as part of an ongoing engagement with the U.S. government. While Sol is the latest flagship model and the most powerful,…

Amazon Q Developer Flaw Could Let Malicious Repos Run Code via MCP Configs

A high-severity flaw in Amazon Q Developer let a malicious repository run commands and steal a developer's cloud credentials. The path was short: a developer opens the repo, trusts the workspace, and Amazon Q does the rest. Amazon has patched it. Tracked as…

Guardian Agents: The Next Layer of Identity Governance

AI agents are moving through enterprise environments, inheriting permissions, traversing systems, and executing decisions at machine speed with minimal oversight. The identity infrastructure built to govern human access wasn't designed for autonomous actors,…

Trust in Automated AI Vulnerability Scanning Collapses to 9%, New Study Finds

Cobalt study finds 20-percentage-point drop in number of organizations relying solely on AI automation for testing

British Police Built a Sprawling Crime-Prediction Machine. Some Results Couldn’t Be Trusted

As UK police embrace the AI revolution, a WIRED investigation reveals the messy inside story of one region’s experiment with predictive analytics.

Researchers Trick AI Browsers Into Leaking Credentials

LayerX tricked AI browsers including ChatGPT Atlas and Comet into bypassing their guardrails

macOS Backdoor Uses Prompt Injection to Evade AI Triage

SentinelLabs found a North Korea-linked macOS backdoor using prompt injection on AI triage tools

AI Is Making Attacks Cheaper, Faster and More Covert, Says ReliaQuest

New ReliaQuest study reveals the six ways AI is practically being used in attacks today

Linux Process Name Masquerading, (Wed, Jun 24th)

In a previous diary, I talked about stack strings&&#x23&#x3b;x26&#x3b;&#x23&#x3b;x5b&#x3b; 1 &&#x23&#x3b;x26&#x3b;&#x23&#x3b;x5d&#x3b; with a practical example of them. Since my SEC670 class,…

Dialog Claims It Was Hacked. A Misconfigured Website Left Its Members Exposed

The private events group, cofounded by Peter Thiel, says a “criminal” hacker is behind a breach that exposed members’ personal details. WIRED found no evidence a break-in was needed to access the files.

OpenAI Expands Daybreak to Help Defenders Patch Flaws

OpenAI expanded Daybreak with a full GPT-5.5-Cyber release to help defenders patch software flaws

Five Eyes Group Issues Urgent Call to Tackle Frontier AI Threats

The Five Eyes Alliance has published a rare call to action for organizations facing AI threats

OpenAI Launches Full-Scale Effort to Patch Open-Source Bugs as It Takes on Anthropic’s Mythos

Amid concerns about AI models’ cybersecurity capabilities, OpenAI revealed an improved version of GPT-5.5-Cyber and its “Patch the Planet” initiative to fix open-source software bugs.

Microsoft Attributes Mastra AI Supply Chain Attack to North Korea

North Korean threat actor Sapphire Sleet has been linked to a supply chain attack targeting Mastra, according to Microsoft security researchers

World Cup Scams Are Getting Harder to Spot

From fake tickets to cloned websites, AI is magnifying World Cup scams. Can fans distinguish between what’s real and what’s not?

AWS Unveils 'Continuum,' an AI-Powered Vulnerability Management Platform

Working with frontier AI models, this new platform aims to help discovering, prioritizing, validating and remediating code vulnerabilities

‘Popa’ Botnet Linked to Publicly-Traded Israeli Firm

For the past four years, a sprawling Android-based botnet called Popa has forced millions of consumer TV boxes to relay Internet traffic linked to advertising fraud, account takeovers, and mass data-scraping efforts. This week, researchers from multiple…

Fake GitHub Stars and AI Videos Mask a Crypto Clipper

A Rust crypto clipper hides behind fake GitHub stars and AI-narrated YouTube videos

Cybercriminals Are Worried About AI Taking Their Jobs Too

Analysis of chatter on underground forums by Sophos finds that hackers fear AI could take work away from them

North Korean Hiring Fraud Runs on AI and US Laptop Farms

Nisos infiltrated a North Korean IT-worker fraud cell running on AI interviews and a US laptop farm

Sensitive Enterprise Data Uploads to AI Models Double in a Year

The rise of AI-assistants and applications in the enterprise has seen a 93% increase in employees attempting to upload sensitive data, bringing security challenges

AI Threats and Alert Fatigue Challenge Cybersecurity Teams

Filigran survey at Infosecurity Europe 2026 reveals AI-powered attacks as the top concern, with false positives, alert fatigue and manual processes draining security teams

Staffing Is Top SOC Challenge Even as AI Proliferates, Says SANS

SANS Institute study finds few SOCs have built AI into defined workflows, despite widespread adoption

‘Dangerous’ AI Models Are Coming No Matter What

The US government crackdown on Anthropic’s Claude Fable 5 and Mythos 5 hides a glaring truth: AI models with advanced hacking capabilities will soon be the norm.

Chainguard, JPMorgan, BNY Team Up to Secure Open Source from AI Threats

Athena is a new an industry coalition to fix the vulnerabilities frontier AI models find before attackers can exploit them

Cybersecurity Experts Urge US to Lift Ban on Anthropic's Frontier AI Models

Access to two Anthropic large language models, Mythos 5 and Fable 5, has effectively been banned to any non-US nationals by the Trump administration

UK Government Finds 400+ Vulnerabilities in AI Hackathons

Government departments find hundreds of vulnerabilities after testing frontier models

The FCC Wants to Kill Burner Phones

Plus: AI bug hunting fuels Microsoft’s biggest-ever Patch Tuesday, ShinyHunters ransomware gang exploits an Oracle zero-day, and more.

Grok Is Still Hosting Sexualized Deepfakes of Famous Women

A WIRED investigation found dozens of “nudified” deepfake images and videos on Grok's website, including nonconsensual depictions of celebrities and at least one prominent US politician.

Cybercriminals Use Fake AI Guides and Dev Tools to Spread AsyncRAT Malware

Fake AI guides hide a multi-stage chain that drops AsyncRAT, with signs of AI-assisted coding

Most Cybersecurity Teams Struggle to Find Time for Training on New Cyber Threats

Organizations are aware of the challenges that new technologies like AI bring: but cybersecurity staff struggle to make time for the required training during working hours

New “Agentjacking” Attacks Could Hijack AI Coding Agents

Tenet Security researchers reveal how new “agentjacking” attacks could trick coding agents into executing arbitrary code

Who Runs the Ransomware Group ‘The Gentlemen?’

A cybercrime group known as The Gentlemen has emerged as the second most active ransomware gang by victim count, rapidly attracting a talented pool of hackers through an aggressive recruitment strategy that promises affiliates 90 percent of any ransom paid by…

New Fable 5 Is a "Mythos-Class" LLM Available to All, Anthropic Announces

Anthropic unveils Claude Mythos 5 and Fable 5, a restricted-access frontier AI model and guardrailed version for everyone to use

A Record-Breaking Patch Tuesday for June 2026

Microsoft today released software updates to plug nearly 200 security holes across its Windows operating systems and supported software, a record number of fixes for the company's monthly Patch Tuesday cycle. Nearly three dozen of those bugs earned…

AI Coding Adoption Hits 97% but Governance Lags Behind

Most dev teams use AI coding assistants but only 30% have full governance in place

OpenAI Unveils ChatGPT Account Security Controls

OpenAI brings Lockdown Mode and Active Sessions to ChatGPT to curb prompt injection data theft

Infosecurity Europe: Prompt Injection Remains Unsolved, OWASP Researcher Warns

At Infosecurity Europe 2026, OWASP’s Ariel Fogel warned that prompt injection remains an “unresolved problem” within generative AI architecture

Meta AI Bug Exposes Over 20,000 Instagram Accounts

Meta confirms an AI tool vulnerability led to unauthorized access to Instagram accounts after a failure in email verification during password reset

Infosecurity Europe: Practical Lessons From Lloyds' Agentic AI Security Playbook

Lloyds Banking Group shared its approach for securing agentic AI workflows, with a mix of hands on experimentation and cross functional governance

Infosecurity Europe: OWASP Introduces Agentic AI Security Maturity Framework

The OWASP agentic AI security framework helps organizations assess governance maturity vs adoption and adjust governance as needed

Infosecurity Europe: AI Coding Tools Need Built-In Security for Agentic Development Era

Ox Security field CTO, Boaz Barzel, makes the case for vibe security to tackle AI agent coding risks

Infosecurity Europe: AI Adoption Creates New Opportunities for Attackers to Distribute Malware, Microsoft Warns

Microsoft Detection and Response Team (DART) details how it has uncovered malicious AI applications as cyber criminals manipulate organizations adopting AI tools

Infosecurity Europe: Mythos Outperforms GPT5.5 on Google Chrome Vulnerability Exploits, Says New Benchmark

A Bugcrowd researcher has unveiled ExploitBench, an independent benchmark of AI models for vulnerability exploitation

Infosecurity Europe: How Proton Fights Against Cybercriminals Using Its Services

Proton uses machine learning models to detect abuse of its services – especially email addresses used by cybercriminals

Infosecurity Europe: Vulnerability Management Innovator Konvu Wins Cyber Startup Award

Inaugural Infosecurity Europe Cyber Startup Award Winner Impresses Panel with Ability Help Prioritize Vulnerabilities in AI era

Trump Signs Order Inviting Voluntary Review of Frontier AI Models

Trump's executive order invites voluntary pre-release review of frontier AI models

Anthropic Expands Mythos Access to 150 More Organizations

Anthropic widens Project Glasswing access to 150 more firms as patching becomes the bottleneck

Infosecurity Europe: Patch Responsibility Remains Up for Grabs as AI Unearths Decades of Flaws

The emergence of AI models capable to autonomously find and fix vulnerabilities at scale is having a significant impact on patching management, experts say

Infosecurity Europe: AI-Powered Cybercrime Tools Surge on Dark Web

Halcyon’s Cynthia Kaiser lifts the lid on the dark web market for AI cybercrime tools

Infosecurity Europe: Cybersecurity Teams Which Don’t Leverage AI are "Doomed to Fail"

Humans still need to be part of cyber defense, but refusing to deploy AI is no longer optional against AI-enhanced cyber threats, warns Dataminr’s Joe Slowik

Infosecurity Europe: Bayer Reinvents Security Awareness Training to Counter AI Threats

Bayer’s security awareness training now focuses on psychological approaches rather than technical methods for detecting social engineering

Threat Actor Uses AI to Build EDR Evasion Tools

A threat actor used AI coding tools to build and test EDR evasion malware, Sophos finds

Infosecurity Europe: UK Firms Prioritize AI Threat Preparedness as Cyber Risks Evolve

UK organizations are prioritizing AI-driven cybersecurity as 43% cite AI-powered attacks as their top risk, prompting significant investment in advanced threat defense

Hackers Used Meta’s AI Support Bot to Seize Instagram Accounts

The Instagram accounts for the Obama White House and the Chief Master Sergeant of the U.S. Space Force were briefly defaced with pro-Iranian images and messages over the weekend, after instructions began circulating on Telegram showing how to trick Meta's "AI…

Infosecurity Europe: AI SOCs Will Still Need SOC Analysts, Security Vendors Say

Top cybersecurity vendors said AI won't replace entry-level – only routine ticket-taking and triage

Attackers Abuse Shared Content for ChatGPT Phishing Campaign

Push Security says threat actors are delivering malware hosted on chatgpt.com/s/ domain

Infosecurity Europe: OWASP Forms New Agentic Research Council

OWASP’s new Agentic Research Council will aim to connect academic work to operational realities on agentic AI security

AI-Generated npm Malware Leaks Its Own GitHub Token

Sloppy AI-generated npm infostealer leaked its own GitHub token, exposing the operator

GCHQ Chief Urges Action as AI Reshapes Cyber Threats

GCHQ director urges urgent business cyber action as AI and quantum reshape the threat

All Major LLMs Exposed to Multi-Turn Manipulation, Warn Researchers

68% of UK Firms Plan to Increase Cyber Spending as AI Risks Rise

UK firms plan higher cyber spending as AI adoption raises security concerns

India's CERT-In Sets 12-Hour Patch Deadline for Exposed Flaws

CERT-In urges 12-hour patching of exposed flaws as AI compresses exploitation timelines

Fake Gemini and Claude Code Sites Spread Infostealers Through SEO Poisoning

The infostealer payload in this campaign collect a vast amount of data, from collaboration authentication keys to cryptocurrency wallets

Three-Quarters of Firms Knowingly Ship Vulnerable Code

AI risks threaten to permeate supply chains through unvetted code and unaudited suppliers

AI Raises the Bar on Vulnerability Awareness and Secure-by-Design Software

AI-powered vulnerability scanning leaves no excuse for unpatched bugs as the EU Cyber Resilience Act pushes firms toward secure-by-design software

Agentic AI Accelerates Software Builds and Mobile App Attacks

Digital.ai data reveals 87% of apps were attacked over the past year

NCSC Publishes Guidance on Securing Agentic AI Use

The UK’s National Cyber Security Centre is helping organizations to understand agentic AI security risks

Bank of England, FCA and Treasury Raise Alarm Over Frontier AI

The UK’s financial authorities have set expectations for the sector on cybersecurity and operational resilience

Most Organizations Now Use AI Agents for Sensitive Security Tasks

Semperis study finds 74% of organizations believe AI will increase attacks on identity infrastructure

ICO Publishes Five-Step Plan to Counter Emerging AI-Powered Attacks

The Information Commissioner’s Office has released new guidance on how to mitigate the risk of AI-powered attacks

Global Cyber Agencies Issue New SBOMs for AI Guidance to Tackle AI Supply Chain Risks

The G7 Cybersecurity Working Group releases new SBOM for AI guidance, outlining seven key data clusters to boost transparency and security across AI supply chains

UK Cybersecurity Market Expands to £14.7bn with Strong Growth in AI Security Firms

UK cybersecurity sector reaches £14.7bn in revenue, driven by rapid growth in AI security firms, increased investment and rising employment across the industry

Patch Tuesday, May 2026 Edition

Artificial intelligence platforms may be just as susceptible to social engineering as human beings, but they are proving remarkably good at finding security vulnerabilities in human-made computer code. That reality is on full display this month with some of…

OpenAI Launches 'Daybreak' to Help Build Secure By Design Software

With Daybreak, OpenAI wants its frontier AI models to be used to deploy secure by design software from the ground up

Malicious Hugging Face Repository Typosquats OpenAI

HiddenLayer reveals infostealer malware in a Hugging Face repository

Fake Claude Code Page Pushes PowerShell Stealer at Devs

Ontinue uncovers fake Claude Code installer pushing PowerShell stealer abusing Chrome's IElevator2

Hackers Observed Using AI to Develop Zero-Day for the First Time

Google Threat Intelligence Group details how cybercriminals attempted to launch a campaign based around an AI-developed Zero-Day targeting open-source software

Legacy Security Tools Failing Data Protection, Capital One Software Report Finds

Traditional network security tools are undermining data protection, with Forrester and Capital One Software research warning AI adoption is impossible without rethinking data security

Cline Kanban Flaw Lets Websites Hijack AI Coding Agents

Oasis Security finds critical Cline kanban WebSocket flaw exposing AI coding agents to hijack

OpenAI and Anthropic LLMs Used in Critical Infrastructure Cyber-Attack, Warns Dragos

Commercial AI models were used to help plan and conduct cyber-attack against operational technology of a water and drainage facility, say researchers

Fake Claude AI Site Drops Beagle Backdoor on Windows Users

Sophos finds fake Claude site spreading DonutLoader and a new Beagle backdoor via DLL sideloading

AI Adoption Outpaces Safety Policies, Leaving Organizations Exposed to Cyber Risk

ISACA report warns that while AI has become the norm, many organizations are yet to formally apply safety or security policies around its use

OpenAI To Extend Cyber Program to Government Agencies

OpenAI announced its intention to expand the Trusted Access for Cyber program for cyber defenders at the federal, state and local government levels

Anthropic Rolls Out Claude Security for AI Vulnerability Scanning

Claude Security enters public beta, giving enterprises AI driven code scanning with no API integration or custom agents required

Nine-Year-Old Zero-Day Flaw in Linux Kernel Discovered by AI-Equipped Security Researcher

A researcher from offensive security firm Theori has found a nine-year-old flaw in the Linux kernel with the help of AI

Cyber is the Number One Global “People Risk,” Says Marsh

Marsh’s 2026 People Risks survey finds cyber‑related challenges dominate, as cyber‑threat literacy tops risks and cyber and AI skills shortages rise

Malicious npm Dependency Linked to AI Assisted Commit Targets Crypto Wallets

Researchers uncover a malicious npm dependency linked to an AI‑assisted code commit that steals sensitive data and exposes crypto wallets

AI Rush is Reviving Old Cybersecurity Mistakes, Mandiant VP Warns

AI tools are not just creating new vulnerabilities, they are reviving old security failures, warned Jurgen Kutscher, VP of Mandiant Consulting

Defending Against China-Nexus Covert Networks of Compromised Devices

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Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers Across US Critical Infrastructure

<h2><strong>Advisory at a Glance</strong></h2> <table> <tbody> <tr> <th>Title</th> <td>Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers Across US Critical Infrastructure</td> </tr> <tr> <th>Original Publication</th> <td>April 7,…

Pro-Russia Hacktivists Conduct Opportunistic Attacks Against US and Global Critical Infrastructure

<h2><strong>Summary</strong></h2> <p><strong>Note:</strong> This joint Cybersecurity Advisory is being published as an addition to the Cybersecurity and Infrastructure Security Agency (CISA) May 6, 2025, joint fact sheet <a…

CISA Shares Lessons Learned from an Incident Response Engagement

<h2><strong>Advisory at a Glance</strong></h2> <table> <tbody> <tr> <td>Executive Summary</td> <td>CISA began incident response efforts at a U.S. federal civilian executive branch (FCEB) agency following the detection of potential malicious activity…

Countering Chinese State-Sponsored Actors Compromise of Networks Worldwide to Feed Global Espionage System

<h2><strong>Executive summary</strong></h2> <p>People’s Republic of China (PRC) state-sponsored cyber threat actors are targeting networks globally, including, but not limited to, telecommunications, government, transportation, lodging, and military…

Russian GRU Targeting Western Logistics Entities and Technology Companies

<h2><strong>Executive Summary</strong></h2> <p>This joint cybersecurity advisory (CSA) highlights a Russian state-sponsored cyber campaign targeting Western logistics entities and technology companies. This includes those involved in the coordination,…

Student Loan Breach Exposes 2.5M Records

2.5 million people were affected, in a breach that could spell more trouble down the line.

Watering Hole Attacks Push ScanBox Keylogger

Researchers uncover a watering hole attack likely carried out by APT TA423, which attempts to plant the ScanBox JavaScript-based reconnaissance tool.

Tentacles of ‘0ktapus’ Threat Group Victimize 130 Firms

Over 130 companies tangled in sprawling phishing campaign that spoofed a multi-factor authentication system.