CVE-2026-47645 Microsoft 365 Copilot's Business Chat Elevation of Privilege Vulnerability
Posted: Thu Jun 18, 2026 3:00 pm
Url redirection to untrusted site ('open redirect') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to elevate privileges over a network.
Source: https://msrc.microsoft.com/update-guide ... 2026-47645
Source: https://msrc.microsoft.com/update-guide ... 2026-47645