CVE-2026-50652
HighCVSS 7.5Exploitation Probability (EPSS)
Elevated risk64th percentile - higher than 64% of all known CVEs
Summary
In Azure Active Directory, a deserialization of untrusted data vulnerability allows an unauthorized attacker to perform a denial of service (DoS) attack over the network.
Risk Assessment
An attacker can remotely disrupt the Azure AD service, affecting authentication and authorization availability.
Recommendation
Apply security updates provided by Microsoft for Azure Active Directory.
Other vulnerabilities in Azure Active Directory
See all- CVE-2026-69851Critical
Server-side request forgery (SSRF) in Azure Active Directory allows an authorized attacker to elevate privileges over a network.
- CVE-2026-50481Critical
Modification of assumed-immutable data (MAID) in Azure Active Directory allows an authorized attacker to elevate privileges over a network.
- CVE-2026-45480Critical
Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
- CVE-2026-50653High
An infinite loop in Azure Active Directory allows an unauthorized attacker to deny service over a network.
- CVE-2023-36871Medium
A vulnerability in Azure Active Directory allows for a security feature bypass, potentially leading to unauthorized access to resources.
Original NVD description (English source)
Deserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a network.