supply-chain Feeding Frenzy: 'Megalodon' Malware Infects Thousands of GitHub Repos A six-hour malware campaign, dubbed 'Megalodon,' targeted over 5,500 GitHub repositories, injecting malicious commits containing credential-stealing payloads. The campaign, orchestrated by an unknown threat actor potenti… Dark Reading · May 26, 2026 High githubsupply-chainmalware
threat-intel ⚡ Weekly Recap: Linux Flaws, Defender 0-Days, Router Botnets, and Supply Chain Chaos This week’s security news highlights a significant GitHub breach orchestrated by TeamPCP, stemming from a compromised developer’s device and leveraging vulnerabilities exposed by the TanStack supply chain attack. Simulta… The Hacker News · May 25, 2026 High CVE-2026-46333CVE-2026-41091CVE-2026-45498USGBsupply-chainlinuxgithub
supply-chain Over 5,500 GitHub Repositories Infected in ‘Megalodon’ Supply Chain Attack A sophisticated supply chain attack, dubbed Megalodon, has infected over 5,500 GitHub repositories by injecting malicious code into automated workflows. The attack leverages compromised versions of the Tiledesk package t… SecurityWeek · May 25, 2026 High supply chaingithubmalware
supply-chain TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and CratesIO A sophisticated supply chain attack, dubbed TrapDoor, is spreading credential-stealing malware across npm, PyPI, and Crates.io, targeting developers in the crypto, DeFi, Solana, and AI communities. The attack utilizes a… The Hacker News · May 25, 2026 High USsupply-chaincredential-stealingdeveloper-workflow
malware Laravel Lang packages hijacked to deploy credential-stealing malware A supply chain attack targeting Laravel Lang localization packages has resulted in attackers injecting credential-stealing malware through manipulated GitHub tags. The malicious code, disguised as legitimate releases, do… BleepingComputer · May 23, 2026 High USsupply chaincredential theftgithub
supply-chain Packagist Supply Chain Attack Infects 8 Packages Using GitHub-Hosted Linux Malware A coordinated supply chain attack targeting the Packagist repository has compromised eight PHP packages, inserting malicious code into their package.json files. The attack leveraged GitHub Releases URLs to deploy a Linux… The Hacker News · May 23, 2026 High supply-chainphpcomposer
supply-chain Laravel-Lang PHP Packages Compromised to Deliver Cross-Platform Credential Stealer A sophisticated supply chain attack targeting Laravel-Lang PHP packages has been identified, involving the mass modification of Git tags to inject a cross-platform credential-stealing framework. The attacker leveraged co… The Hacker News · May 23, 2026 Critical USsupply-chaincredential-stealingphp
threat-intel Lawmakers Demand Answers as CISA Tries to Contain Data Leak A significant security breach occurred involving the intentional publication of sensitive CISA data, including AWS GovCloud keys and internal system credentials, by a CISA contractor. The exposed data, hosted on a public… Krebs on Security · May 22, 2026 High USgithubcredentialleak
ddos Canadian man arrested, charged for running KimWolf DDos botnet A Canadian man, Jacob Butler, has been arrested and charged with operating the KimWolf DDoS botnet, a significant online threat that disrupted numerous websites. Law enforcement agencies, in a coordinated international e… The Record · May 22, 2026 High CAUSGEddosbotnetcybercrime
data-breach CISA Security Leak A contractor for CISA inadvertently exposed sensitive credentials and internal system details through a public GitHub repository. This included access to highly privileged AWS GovCloud accounts and information about CISA… Schneier on Security · May 22, 2026 Critical USgithubawscredentials
supply-chain Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows A sophisticated cyberattack, dubbed Megalodon, has targeted over 5,500 GitHub repositories using malicious CI/CD workflows. The attacker leveraged throwaway accounts and forged author identities to exfiltrate sensitive d… The Hacker News · May 22, 2026 Critical IRILci/cdgithubsupply chain
threat-intel US and Canada arrest and charge suspected Kimwolf botnet admin US and Canadian authorities have arrested Jacob Butler, an administrator of the KimWolf DDoS botnet, following a multi-national operation targeting several botnets. The botnet, which infected nearly two million devices g… BleepingComputer · May 22, 2026 High USCADEddosbotnetiot
threat-intel China's Webworm Uses Discord, Microsoft Graphs to Hack EU Govts. A China-aligned Advanced Persistent Threat (APT) group known as Webworm has shifted its focus from Asia to targeting European governmental organizations, specifically in Belgium, Italy, Serbia, Spain, Poland, and South A… Dark Reading · May 22, 2026 High CHBEITaptdiscordmicrosoft graph
threat-intel Alleged Kimwolf Botmaster ‘Dort’ Arrested, Charged in U.S. and Canada A 23-year-old man, identified as Jacob Butler (a.k.a. ‘Dort’), has been arrested in Canada and faces criminal charges for operating the Kimwolf DDoS botnet. The botnet, responsible for massive DDoS attacks and targeting… Krebs on Security · May 21, 2026 High CAUSddosbotnetiot
threat-intel ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories This week's threat intelligence report highlights a diverse range of security incidents and vulnerabilities, including a significant Pwn2Own competition with substantial rewards, warnings about the risks of deploying age… The Hacker News · May 21, 2026 High CVE-2026-45793CVE-2026-8631UKUSCHzero-dayai securitysocial engineering
supply-chain GitHub links repo breach to TanStack npm supply-chain attack A supply-chain attack targeting GitHub originated with a malicious version of the Nx Console VS Code extension, facilitated by the TeamPCP threat group. The attack compromised over 3,800 internal repositories and extende… BleepingComputer · May 21, 2026 High USsupply-chainnpmvscode
vulnerability Anthropic Silently Patches Claude Code Sandbox Bypass Anthropic has addressed a vulnerability in its Claude Code network sandbox that could have allowed attackers to bypass security controls and potentially exfiltrate data. The vulnerability, discovered by researcher Aonan… SecurityWeek · May 20, 2026 High CVE-2025-66479sandboxprompt injectionsecurity
threat-intel Webworm Deploys EchoCreep and GraphWorm Backdoors Using Discord and MS Graph API A China-aligned threat actor known as Webworm has expanded its arsenal with two new backdoors, EchoCreep and GraphWorm, utilizing Discord and the Microsoft Graph API for command-and-control communications. The group, act… The Hacker News · May 20, 2026 High CHRUGEdiscordmicrosoft graphrat
threat-intel CISA Exposes Secrets, Credentials in 'Private' Repo A public GitHub repository belonging to the Cybersecurity and Infrastructure Security Agency (CISA) was discovered containing 844MB of sensitive data, including plain-text passwords, authentication tokens, and cloud infr… Dark Reading · May 19, 2026 High USsecretsgithubcloud
supply-chain Compromised Nx Console 18.95.0 Targeted VS Code Developers with Credential Stealer A compromised version of the Nx Console VS Code extension (version 18.95.0) was used to steal developer credentials through a supply chain attack. The extension, initially introduced by a developer whose machine was comp… The Hacker News · May 19, 2026 High RUUSsupply chaincredential theftvscode
