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Google DoubleClick Abused in New Malspam Campaign to Deliver DesckVB RAT

Cybersecurity researchers have flagged a new malspam campaign that makes use of Google’s DoubleClick domain as a way to evade detection and ultimately deliver a remote access trojan (RAT) named DesckVB RAT. “Before the victim ever reaches attacker-controlled infrastructure, the lure routes through DoubleClick, a legitimate Google-owned domain that many security tools are less likely…

Unpatched Windows Search URI Vulnerability Lets Attackers Steal NTLMv2 Hashes

Cybersecurity researchers have disclosed details of an unpatched issue that could be exploited to disclose a user’s NTLMv2 hash to the attacker. Like in the case of CVE-2026-33829, which impacted the Windows Snipping Tool’s ms-screensketch: URI handler, the newly flagged issue resides in the search: URI handler, per Huntress. CVE-2026-33829 refers to a spoofing vulnerability…

AI may finally unlock the cyber budgets CISOs have wanted for years

For nearly two decades, cybersecurity leaders have faced the same reality: No matter how catastrophic the latest breach, ransomware attack, or nation-state intrusion, security spending often struggled against competition with every other business priority. AI may finally be changing that equation. The rapid emergence of frontier AI systems capable of autonomous cyber operations — combined…

AI may finally unlock the cyber budgets CISOs have wanted for years

For nearly two decades, cybersecurity leaders have faced the same reality: No matter how catastrophic the latest breach, ransomware attack, or nation-state intrusion, security spending often struggled against competition with every other business priority. AI may finally be changing that equation. The rapid emergence of frontier AI systems capable of autonomous cyber operations — combined…

AI may finally unlock the cyber budgets CISOs have wanted for years

For nearly two decades, cybersecurity leaders have faced the same reality: No matter how catastrophic the latest breach, ransomware attack, or nation-state intrusion, security spending often struggled against competition with every other business priority. AI may finally be changing that equation. The rapid emergence of frontier AI systems capable of autonomous cyber operations — combined…

New HTTP/2 Bomb Vulnerability Allows Remote DoS on NGINX, Apache, IIS, Envoy & Cloudflare

Cybersecurity researchers have discovered a remote denial-of-service exploit that affects major web servers, including NGINX, Apache HTTPD, Microsoft IIS, Envoy, and Cloudflare Pingora. The vulnerability has been codenamed HTTP/2 Bomb by Calif. “The vulnerable behavior exists in each server’s default HTTP/2 configuration,” the company said, adding it was discovered by OpenAI Codex by chaining

Weedhack Attacks Minecraft Users, CountLoader Hits 86K, Miners Spread via Pirated Content

Cybersecurity researchers have flagged a new campaign targeting Minecraft players via YouTube to spread malware capable of gaining control of victims’ systems. The Minecraft-focused malware-as-a-service (MaaS) campaign has been codenamed Weedhack by McAfee Labs, stating the activity has been active since January 2026 and impersonates Minecraft clients and mods to infect users. In all, 3820

Welcoming the Philippine Government to Have I Been Pwned

Today, we welcome the 46th government onboarded to Have I Been Pwned’s free gov service: the Philippines. The Philippines’ National CERT, working with the Department of Information and Communications Technology, now has access to monitor official government domains against the data in HIBP. This gives their Cyber Threat Intel and Monitoring Section the ability to…

Two-year old Oracle WebLogic Server vulnerability is being exploited

US federal government departments have been given until Thursday to patch a two-year old high severity vulnerability in Oracle WebLogic Server that could allow an unauthenticated attacker to access critical data. The vulnerability, CVE-2024-21182, was added Monday to the Cybersecurity and Infrastructure Security Agency’s (CISA) Known Exploited Vulnerabilities (KEV) catalog, giving federal Oracle admins a…

Google Patches Android Zero-Day Under Active Exploitation 

Google has patched a high-severity Android zero-day vulnerability that attackers have already exploited in the wild.  The issue affects multiple Android releases and serves as a reminder that mobile operating systems remain a valuable target for threat actors seeking access to sensitive enterprise and personal data.  “There are indications that CVE-2025-48595 may be under limited,…

Four questions to answer if a security product will survive in the AI-first world

AI is changing the world faster than anyone could have predicted. This isn’t because it is taking over jobs (this would be too simplistic), but because it is slowly taking over a growing number of tasks that used to be done by humans. Security is not in any way immune to these changes, and I…

Pakistan-Linked SideCopy Targets Afghanistan Finance Ministry with Xeno RAT

Cybersecurity researchers have disclosed details of a spear-phishing campaign likely undertaken by the Pakistan-aligned SideCopy group targeting Afghanistan’s Ministry of Finance with an open-source remote access trojan called Xeno RAT. “The campaign opens with a spear phishing delivery – a ZIP archive containing a malicious LNK file bearing a carefully crafted Pashto-language filename,”

OpenAI Codex Authentication Tokens Stolen in codexui-android npm Supply Chain Attack

Cybersecurity researchers have disclosed details of a new malicious supply chain campaign that’s targeting developers using OpenAI Codex through a legitimate-looking remote web UI. The tool, named codexui-android, is advertised on GitHub and npm as a remote web UI for OpenAI Codex, attracting over 29,000 weekly downloads. The package is still available for download from…

1,000 Data Breaches Later, the Disclosure Lag is Worse Than Ever

Today, I loaded the 1,000th data breach into Have I Been Pwned. Reflecting on that milestone number, I pondered how to mark the occasion in writing, and what immediately came to mind was a very simple question: why is it still needed? Especially considering the emergence of privacy regulations such as GDPR and CCPA in…

Dutch Authorities Dismantle Botnet Linked to 17 Million Infected Devices

Dutch authorities have announced the takedown of a botnet that enslaved millions of infected devices, including computers, tablets, smartphones, and IoT devices, to carry out malicious attacks. The bot network, per the Dutch Politie and the National Cyber Security Center (NCSC), consisted of at least 17 million infected devices. More than 200 servers located in…

Russia-aligned crime group Greyvibe extensively uses AI in attacks

Researchers have uncovered a previously undocumented Russian group that makes extensive use of large language models (LLMs) in its attacks against private, government, and military organizations in Ukraine. It uses a variety of attack vectors along with custom malware, with the goal of intelligence gathering for the ongoing war. Dubbed Greyvibe by researchers from WithSecure,…

Microsoft and security researcher’s dueling posts about cybersecurity disclosures get nasty

Microsoft and a prominent cybersecurity researcher have gotten into a very public and rather personal exchange of unpleasantries about what responsible cybersecurity disclosures should mean in 2026.  A cybersecurity researcher going by the name Nightmare Eclipse, who has disclosed several cybersecurity holes before patches were available, posted that he had tried to contact Microsoft officials…

ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface

Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant’s implicit trust in Markdown links and images to trigger prompt injections and open the door to phishing attacks. The technique has been codenamed ChatGPhish by Permiso Security. “The chatgpt.com response renderer trusts Markdown links and Markdown

Certifiably random: Swiss researchers claim perfect random number source

Researchers in Switzerland claim to have built a perfect random number generator from two quantum superconducting chips, a 30-meter-long pipe, and some software. The resulting device could be used to generate cryptographic keys, or to offer a “public randomness service” for lotteries or blockchain applications, they say. They’re not the first to make the claim.…

Certifiably random: Swiss researchers claim perfect random number source

Researchers in Switzerland claim to have built a perfect random number generator from two quantum superconducting chips, a 30-meter-long pipe, and some software. The resulting device could be used to generate cryptographic keys, or to offer a “public randomness service” for lotteries or blockchain applications, they say. They’re not the first to make the claim.…

Websites can spy on user activity by analyzing SSD behavior

Websites have spent years collecting information about visitors through browser fingerprinting, tracking scripts, and other techniques designed to identify devices and monitor behavior. Researchers have demonstrated another method that relies on something most users would never expect a website to observe: activity on their SSD (Solid-State Drive), the storage device where applications and files are…

Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets

Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil’s largest cooperative financial systems, to siphon client IDs and PFX certificates. According to Socket, versions 2.0.0 through 2.0.4 of “Sicoob.Sdk” contain functionality to exfiltrate sensitive information, including PFX certificates that are used to

The Gentlemen are coming for your files, and then your network

Ransomware operators have spent years refining the art of locking files. Now, some are working harder to get those lockers to every reachable system first. Microsoft’s recent warning of the Gentlemen ransomware revealed its operators using a self-propagating Go-based encryptor capable of moving laterally through compromised environments and deploying itself across additional systems. “Modern ransomware…

Browser Threats Expand Across Enterprise Networks 

A NordLayer report warns that browsers have become the primary workplace interface, increasing exposure to credential theft, phishing, malware, and session hijacking attacks.   The study found that 100% of the 504 analyzed workplace applications supported browser access, while 78.8% were entirely browser-based. According to the report, browser-related incidents are now widespread across organizations.  The report…

Microsoft’s Copilot trust test: Zero findings, more models, wider oversight

Microsoft 365 Copilot and Copilot Chat (Copilot) have been recertified under ISO/IEC 42001:2023 by an independent auditor for the second consecutive year. Copilot first received ISO 42001 certification in March 2025. This year’s recertification recorded zero non-conformities and zero improvement observations, resulting in a second audit in a row. The certification evaluates the AI management…

Hottest cybersecurity open-source tools of the month: May 2026

Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across diverse settings. Pipelock: Open-source AI agent firewall AI coding agents run with shell access, environment variables containing API keys, and unrestricted internet connectivity, creating a single point of failure where one compromised…

Companies built AI into core systems before figuring out how to govern it

70% of organizations use GenAI in live environments, and 64% have AI agents in pilot or production deployments. Some of those agents have privileged access to core systems, according to Check Point’s 2026 Cloud Security Report. Confirmed and suspected AI incidents (Source: Check Point) Production AI expands the enterprise attack surface Security architectures built around…

Employees are unknowingly inviting tech support impersonators into firms, says FBI

Online or telephone IT support scams have been tricking employees into downloading or clicking on malware for years. But according to the FBI, one group that targets US-based law firms has recently found success in person, by convincing firms to allow a supposed IT support person into the building, where they insert a storage device…

Malicious npm Package Stole Files From Claude AI User Directory via GitHub

Cybersecurity researchers have discovered a new malicious package on the npm registry that comes with information stealing capabilities. According to OX Security, the package, named “mouse5212-super-formatter,” is designed to upload files from “/mnt/user-data,” a dedicated directory used by Anthropic’s Claude artificial intelligence (AI) tool to handle uploads and outputs in the background. The

Gitea Vulnerability Exposes Private Container Images without Authentication

Cybersecurity researchers have disclosed a security flaw in Gitea, an open-source, self-hosted platform for version control, that allows unauthenticated remote attackers to pull private container images from Gitea deployments without requiring an account, password, or other credentials. The vulnerability, tracked as CVE-2026-27771 (CVSS score: N/A), affects all versions of Gitea prior to 1.26.2

GUEST ESSAY: AI pipelines are shattering network security — most companies haven’t even noticed yet

For the past two decades, enterprise security teams have gotten good at one thing: keeping sensitive data where it belongs. Related: Leaked secrets no. 1 exposure Production data stays in production. Test environments get masked or synthetic data. Access is controlled. Ownership is defined. The system, while imperfect, largely works. Then AI arrived — and…

Well-architected best practices for software supply chain security

There have been multiple notable supply chain attacks using the npm Registry since September: Shai-Hulud, Chalk/Debug, one abusing tea.xyz tokens, and recently axios. Thanks to community efforts involving the Amazon Inspector team, the Open Source Security Foundation, and others, the affected packages were quickly flagged, which reduced the impact of these incidents. Supply chain attacks…

Anthropic: Claude Mythos identified 10,000+ software flaws

Anthropic and its Project Glasswing partners have identified more than 10,000 high- or critical-severity vulnerabilities in critical software systems, the company announced in an update on the project’s progress. Mythos identifies thousands of high-severity vulnerabilities In April 2026, Anthropic introduced Claude Mythos Preview, a new large language model that can autonomously find zero-day vulnerabilities and…

Malware Found in Laravel-Lang Composer Packages After Git Tag Poisoning Attack

Attackers have poisoned four Laravel-Lang Composer packages by rewriting hundreds of Git tags, putting many Laravel apps at risk. Hackers compromised four popular Laravel-Lang Composer packages and injected malware by rewriting more than 700 Git tags tied to historical versions. Laravel-Lang is a community-driven project that provides translation and localization files for Laravel applications. The…

Project Glasswing has uncovered 10,000 vulnerabilities: Anthropic

Anthropic says it and upwards of 50 partners involved in Project Glasswing have uncovered an estimated 10,000 critical or high-severity vulnerabilities in their software offerings. The company launched the cybersecurity initiative, which is built around Claude Mythos Preview, in April, stating that its launch partners would use it as part of their defensive security work.…

Welcoming the Bhutanese Government to Have I Been Pwned

Today, we welcome the 45th government onboarded to Have I Been Pwned’s free gov service: Bhutan. The Bhutan Computer Incident Response Team, BtCIRT, now has access to monitor Bhutanese government domains against the data in HIBP. As Bhutan’s national CIRT, BtCIRT is responsible for consuming threat intelligence and sharing relevant insights with its constituents, helping…

Netherlands Seizes 800 Servers, Arrests 2 for Aiding Cyberattacks

Authorities in the Netherlands have arrested the co-owners of two related Internet hosting companies for operating IT infrastructure used by Russia to carry out cyberattacks, influence operations and disinformation campaigns inside the European Union. The two men were the focus of a 2025 KrebsOnSecurity story about how their hosting companies had assumed control over the…

Lazarus Deploys RemotePE Memory-Only RAT Against Financial and Crypto Firms

Cybersecurity researchers have shed light on a cross-platform malware called RemotePE that has been put to use by the North Korea-linked Lazarus Group in attacks targeting financial and cryptocurrency organizations. RemotePE, per NCC Group subsidiary Fox-IT, is part of a multi-stage attack chain that involves two loaders tracked as DPAPILoader and RemotePELoader. “DPAPILoader decrypts and

Laravel-Lang PHP Packages Compromised to Deliver Cross-Platform Credential Stealer

Cybersecurity researchers have flagged a fresh software supply chain attack campaign that has targeted multiple PHP packages belonging to Laravel-Lang to deliver a comprehensive credential-stealing framework. The affected packages include – laravel-lang/lang laravel-lang/http-statuses laravel-lang/attributes laravel-lang/actions “The timing and pattern of the newly published tags

First VPN Dismantled in Global Takedown Over Use by 25 Ransomware Groups

Authorities in Europe and North America have announced the dismantling of a criminal virtual private network (VPN) service used by criminal actors to obscure the origins of ransomware attacks, data theft, scanning, and denial-of-service attacks. The disruption of First VPN Service was led by France and the Netherlands, with several other nations supporting the investigation…

Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows

Cybersecurity researchers have disclosed details of a new automated campaign called Megalodon that has pushed 5,718 malicious commits to 5,561 GitHub repositories within a six-hour window. “Using throwaway accounts and forged author identities (build-bot, auto-ci, ci-bot, pipeline-bot), the attacker injected GitHub Actions workflows containing base64-encoded bash payloads that exfiltrate CI

The new economics of fraud: Cheaper, faster, more convincing

Scams have become one of the fastest-growing consumer risks, driven by AI-enabled impersonation, social engineering, and sophisticated attack methods, according to Visa’s Spring 2026 Biannual Threats Report. Criminals redirect efforts toward trust and third parties Fraud involves behavioral manipulation, fragmented ecosystems, and faster attack cycles that use AI to pressure people into authorizing payments themselves.…

Unpatched ChromaDB flaw leaves servers open to remote code execution

Researchers have published details about a critical vulnerability in ChromaDB that could allow unauthenticated attackers to execute arbitrary code and access sensitive data on machines running the open-source vector database. The issue, tracked as CVE-2026-45829, is located in ChromaDB’s API server and was published by researchers at HiddenLayer after reportedly failing to get in contact…

Showboat Linux Malware Hits Middle East Telecom with SOCKS5 Proxy Backdoor

Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications provider in the Middle East since at least mid-2022. “Showboat is a modular post-exploitation framework designed for Linux systems, capable of spawning a remote shell, transferring files, and functioning as a…

9-Year-Old Linux Kernel Flaw Enables Root Command Execution on Major Distros

Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case of improper privilege management that could permit an unprivileged local user to disclose sensitive files and execute arbitrary commands as root on default installations of several…

Why Policy in Amazon Bedrock AgentCore chose Cedar for securing agentic workflows

Agents have agency: they adapt and find multiple ways to solve problems. This autonomy creates a fundamental security challenge: the large language model (LLM) at the heart of the agent is non-deterministic, and its decisions can’t be predicted or guaranteed in advance. It can hallucinate harmful actions with complete confidence. It’s vulnerable to prompt injection…

Webworm Deploys EchoCreep and GraphWorm Backdoors Using Discord and MS Graph API

Cybersecurity researchers have flagged fresh activity from a China-aligned threat actor known as Webworm in 2025, deploying custom backdoors that employ Discord and Microsoft Graph API for command-and-control (C2 or C&C) communications. Webworm, first publicly documented by Broadcom-owned Symantec in September 2022, is assessed to be active since at least 2022, targeting government agencies

Trapdoor Android Ad Fraud Scheme Hit 659 Million Daily Bid Requests Using 455 Apps

Cybersecurity researchers have disclosed details of a new ad fraud and malvertising operation dubbed Trapdoor targeting Android device users. The activity, per HUMAN’s Satori Threat Intelligence and Research Team, encompassed 455 malicious Android apps and 183 threat actor-owned command-and-control (C2) domains, turning the infrastructure into a pipeline for multi-stage fraud. “Users

SEPPMail Secure E-Mail Gateway Vulnerabilities Enable RCE and Mail Traffic Access

Critical security vulnerabilities have been disclosed in SEPPMail Secure E-Mail Gateway, an enterprise-grade email security solution, that could be exploited to achieve remote code execution and enable an attacker to read arbitrary mails from the virtual appliance. “These vulnerabilities could have been exploited to read all mail traffic or as an entry vector into the…

Compromised Nx Console 18.95.0 Targeted VS Code Developers with Credential Stealer

Cybersecurity researchers have flagged a compromised version of the Nx Console extension that was published to the Microsoft Visual Studio Code (VS Code) Marketplace. The extension in question is rwl.angular-console (version 18.95.0), a popular user interface and plugin for code editors like VS Code, Cursor, and JetBrains. The VS Code extension has more than 2.2…

GitHub Actions Supply Chain Attack Redirects Tags to Steal CI/CD Credentials

In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious code that harvests sensitive credentials and exfiltrates them to an attacker-controlled server. “Every existing tag in the repository has been moved to point to an imposter commit that does not appear in the action’s normal…

Mini Shai-Hulud Pushes Malicious AntV npm Packages via Compromised Maintainer Account

Cybersecurity researchers have discovered a fresh software supply chain attack campaign that has compromised various npm packages associated with the @antv ecosystem as part of the ongoing Mini Shai-Hulud attack wave. “The attack affects packages tied to the npm maintainer account atool, including echarts-for-react, a widely used React wrapper for Apache ECharts with roughly 1.1…

New image-based prompt injection attack targets multimodal AI models

Security researchers have developed a new image-based prompt injection attack that can manipulate how multimodal AI systems interpret user instructions without modifying the original text prompt, potentially expanding security risks for AI agents and vision-language systems. In a research paper published this week, researchers from Xidian University described a technique called “CrossMPI,” which uses nearly…

ANY.RUN Turns 10: Special Offers for Stronger Security Operations

Ten years in cybersecurity is a long journey. Threats have changed, attacks have become harder to spot, and security teams now need answers faster than ever.  ANY.RUN has grown with those teams.  What started as an interactive sandbox is now a trusted company with threat analysis and intelligence solution used by 15,000+ organizations, 600,000 security professionals, and teams at Fortune…

Ivanti, Fortinet, SAP, VMware, n8n Patch RCE, SQL Injection, Privilege Escalation Flaws

Ivanti, Fortinet, n8n, SAP, and VMware have released security fixes for various vulnerabilities that could be exploited by bad actors to bypass authentication and execute arbitrary code. Topping the list is a critical flaw impacting Ivanti Xtraction (CVE-2026-8043, CVSS score: 9.6) that could be exploited to achieve information disclosure or client-side attacks. “External control of…

Four OpenClaw Flaws Enable Data Theft, Privilege Escalation, and Persistence

Cybersecurity researchers have disclosed a set of four security flaws in OpenClaw that could be chained to achieve data theft, privilege escalation, and persistence. The vulnerabilities, collectively dubbed Claw Chain by Cyera, can permit an attacker to establish a foothold, expose sensitive data, and plant backdoors. A brief description of the flaws is below –

Illicit Enterprise: An Anatomy of the Modern Underground Phishing Marketplace

Just as cyber threats have grown more complex and foreboding, the underground phishing marketplace which makes such attacks possible has profoundly evolved.  No longer a Craigslist-styled hodgepodge of products and services, marketplace forums have emerged as complete criminal ecosystems that function as not only distribution points for resources, but as labor exchanges to recruit and…

AI agent finds 18-year-old remote code execution flaw in Nginx

Researchers have found a critical vulnerability in the widely used Nginx web server that can potentially lead to remote code execution under certain conditions. The flaw is a heap buffer overflow that has gone undetected in the program’s code for the past 18 years. Tracked as CVE-2026-42945, the vulnerability is one of 4 bugs found…

Fragnesia: New Linux kernel LPE bug was spawned by Dirty Frag patch (CVE-2026-46300)

Researchers have found and disclosed yet another local privilege escalation (LPE) vulnerability in the Linux kernel: CVE-2026-46300, aka “Fragnesia”. The flaw is in the same class of vulnerabilities as the recently disclosed Dirty Frag bug(s). Like Dirty Frag, it affects the same Linux module (xfrm-ESP). In fact, according to Dirty Frag discoverer Hyunwoo Kim, Fragnesia…

PraisonAI CVE-2026-44338 Auth Bypass Targeted Within Hours of Disclosure

Threat actors have been observed attempting to exploit a recently disclosed security vulnerability in PraisonAI, an open-source multi-agent orchestration framework, within four hours of public disclosure. The vulnerability in question is CVE-2026-44338 (CVSS score: 7.3), a case of missing authentication that exposes sensitive endpoints to anyone, potentially allowing an attacker to invoke the