cve 2026 21523

  1. CVE-2026-21523: Immediate Patch and Hardening Guide for Copilot and VS Code

    Executive summary What this note covers: an evidence-driven assessment of the credibility and confidence in the public record for CVE‑2026‑21523 (described in vendor feeds as a GitHub Copilot / Visual Studio Code remote-code-execution / agent-output validation issue), how certain the technical...
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    • copilot cve 2026 21523 security patching visual studio code
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