Recently leaked Windows zero-days now exploited in attacks

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
CSO Online

White House moves to give federal agencies access to Anthropic’s Claude Mythos

The move would allow civilian agencies to access a modified version of Anthropic’s powerful vulnerability‑hunting AI, under ...
Decrypt

Anthropic’s Alarming Mythos Findings Replicated With Off-the-Shelf AI, Researchers Say

Security researchers used GPT-5.4 and Claude Opus 4.6 in an open-source harness to reproduce Anthropic's Mythos vulnerability ...
CSO Online

Caught, Quarantined, Re-installed: RedSun turns Microsoft Defender on itself

New PoC shows how Microsoft Defender can be tricked into rewriting malicious files into protected locations, enabling ...
Hackaday

This Week In Security: Docker Auth, Windows Tools, And A Very Full Patch Tuesday

CVE-2026-34040 lets attackers bypass some Docker authentication plugins by allowing an empty request body. Present since 2024, this bug was caused by a previous fix to the auth workflow. In the ...