CVE-2026-83941: CWE-862: Missing Authorization in Microsoft Microsoft Entra

This vulnerability (CWE-862) in Microsoft Entra arises from missing authorization checks, enabling an attacker with some level of authorization to escalate privileges remotely. The CVSS 3.1 score of 9.9 reflects the critical nature of this flaw, with network attack vector, low attack complexity, and no user interaction required. The vulnerability impacts confidentiality, integrity, and availability with high severity. Microsoft has published an official fix to address this issue.

An attacker with authorized access can exploit this vulnerability to elevate privileges, potentially gaining higher-level permissions than intended. This can lead to full compromise of the affected system's confidentiality, integrity, and availability. No known exploits are reported in the wild at this time.

Microsoft has released an official fix for this vulnerability. Users should apply the patch provided by Microsoft as soon as possible to remediate the issue. Since this is not a cloud service, remediation depends on applying the vendor's update. Check the Microsoft Security Response Center advisory for the latest patch information.