code review

HackerOne's Project Glasswing ran Anthropic's Claude Mythos 5 against its production codebase for 30 days, surfacing a critical remote code execution vulnerability that emerged only when three separately safe commits combined. The exercise revealed both the model's expanded detection capability and the operational bottleneck of validating and remediating what it finds.

GitHub has released its May 2026 update for Copilot in Visual Studio 2026, introducing new tooling for planning, code review, and work management. The update is available to all GitHub Copilot users.