Critical flaw in Protobuf library enables JavaScript code execution

Proof-of-concept exploit code has been published for a critical remote code execution flaw in protobuf.js, a widely used ...
The Hacker News

Cohere AI Terrarium Sandbox Flaw Enables Root Code Execution, Container Escape

CVE-2026-5752 CVSS 9.3 flaw in Terrarium enables root code execution via Pyodide prototype traversal, risking container ...
The Next Web

Mozilla patched 271 Firefox bugs found by Anthropic’s Mythos, and says the zero-day era has an expiration date

Summary: Mozilla released Firefox 150 with fixes for 271 security vulnerabilities identified by Anthropic’s Claude Mythos Preview, an unreleased frontier AI model distributed under the restricted ...