Resource exhaustion in Microsoft Azure Active Directory
CVE-2026-50653
Loop with unreachable exit condition ('infinite loop') in Azure Active Directory allows an unauthorized attacker to deny service over a network.
Vulnerability class: DoS (Denial of Service)
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Azure Active Directory — versions 2021
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-50653?
- CVE-2026-50653 is a high-severity vulnerability in Microsoft Azure Active Directory, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-07-14.
- How severe is CVE-2026-50653?
- High severity. CVSS v3 base score is 7.5 out of 10.