CVE-2026-50652
Azure Active Directory Denial of Service Vulnerability
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
Deserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a network.
| Vendor | microsoft |
| Product | azure active directory |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Jul 14, 2026 |
| Last Updated | Aug 10, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Azure Active Directory
2021 < 5.7.1
Microsoft / Microsoft .NET Framework 3.5
3.5.0 < 2.0.50727.9182 & 3.0.30729.9168
Microsoft / Microsoft .NET Framework 3.5 AND 4.7.2
4.7.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0
Microsoft / Microsoft .NET Framework 3.5 AND 4.8
4.8.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0
Microsoft / Microsoft .NET Framework 3.5 AND 4.8.1
4.8.1 < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
Microsoft / Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
4.7.0 < 4.7.4143.0
Microsoft / Microsoft .NET Framework 4.8
4.8.0 < 4.8.4803.0
Microsoft / Microsoft .NET Framework 4.8.1
4.8.0.0 < 4.8.9340.0