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Vulnerability record · CVE-2026-50481 · published 7 August 2026

CVE-2026-50481: Microsoft azure active directory vulnerability

Microsoft · Azure Active Directory

Modification of assumed-immutable data (maid) in Azure Active Directory allows an authorized attacker to elevate privileges over a network.

9.9 CVSS 3.1 Critical EPSS 0.82% · top 44.4% CWE-471 · CWE-471
9.9CVSS 3.1 base score
0.82%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
7 Aug 2026Last modified by NVD

Description

Modification of assumed-immutable data (maid) in Azure Active Directory allows an authorized attacker to elevate privileges over a network.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50481 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-45480Microsoft azure active directory improper authentication vulnerabilityImproper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.EPSS 0.90%8.1CVE-2021-42306Microsoft azure active directory insufficiently protected credentials vulnerabilityAn information disclosure vulnerability manifests when a user or an application uploads unprotected private key data as part of an authentication cer…EPSS 3.3%7.5CVE-2026-50652Microsoft .net framework deserialization of untrusted data vulnerabilityDeserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a network.EPSS 1.7%7.5CVE-2026-50653Microsoft .net framework uncontrolled resource consumption vulnerabilityLoop with unreachable exit condition ('infinite loop') in Azure Active Directory allows an unauthorized attacker to deny service over a network.EPSS 1.2%6.8CVE-2024-21381Microsoft azure active directory cross-site request forgery vulnerabilityMicrosoft Azure Active Directory B2C Spoofing VulnerabilityEPSS 0.42%

Source: NIST National Vulnerability Database (record CVE-2026-50481), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.