CVE-2026-54130 M365 Copilot Information Disclosure Vulnerability
Posted: Thu Jun 18, 2026 3:00 pm
Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to disclose information over a network.
Source: https://msrc.microsoft.com/update-guide ... 2026-54130
Source: https://msrc.microsoft.com/update-guide ... 2026-54130