CVE-2026-21520 Copilot Studio Information Disclosure Vulnerability
Posted: Thu Jan 22, 2026 8:00 am
Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector
Source: https://msrc.microsoft.com/update-guide ... 2026-21520
Source: https://msrc.microsoft.com/update-guide ... 2026-21520