Claude Mythos Preview autonomously built 16 working exploits targeting Firefox and Windows vulnerabilities within hours.

Over 100 NPM and PyPI packages were injected with malicious code in the Miasma and Hades Shai-Hulud supply chain attack ...

Researchers have uncovered a supply-chain attack that hides in Python packages, propagates like a worm, and tricks LLM-based ...

Hackers compromised 19 packages on the PyPI, collectively downloaded hundreds of thousands of times, in a new Shai-Hulud ...

According to security firm Cloudsmith and community-driven malware analysis site OpenSourceMalware, which were some of the ...

Dozens of cryptographically verified open source packages from Microsoft were compromised late last week to add advanced credential-stealing code that was triggered when developers opened them in AI ...

Threat actors have struck the software supply chain yet again, this time hitting the Python Package Index (PyPI) with Mini Shai-Hulud in an attempt to spread poisoned code. In the latest campaign, ...

CVE-2026-23111 is a Linux kernel nf_tables use-after-free that lets an unprivileged local user escalate to root and escape a ...

CISA added CVE-2026-42271, a high-severity LiteLLM command injection flaw, to its KEV catalog after evidence of active ...

Miasma compromised 32 Red Hat packages June 1 via a hijacked CI/CD pipeline producing valid SLSA attestations, then hit 57 more June 3 using Phantom Gyp to evade install monitors. Red Hat confirmed no ...

The Mitiga disclosure is the most recent, but it is not the first time Claude Code’s configuration model has created a ...

A VS Code vulnerability in GitHub.dev lets attackers steal full GitHub OAuth tokens via a single malicious link, exposing all private repositories.