Authorization bypass through user-controlled key in Microsoft Entra ID - CVE-2026-84672
Published: September 7, 2026
Vulnerability identifier: #VU147224
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-84672
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to authorization bypass through user-controlled key. A remote user can gain the permissions configured for a privileged group.
Affected software
Microsoft Entra ID
How to mitigate CVE-2026-84672
Install updates from vendor's website.
Microsoft Entra ID - update to 711.v34046f788fd7