CVE-2026-50355

high Microsoft
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.1%
Exploitation probability in 30 days
Top 39% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: July 14, 2026 (54 days ago)
Last Modified: July 24, 2026
Vendor: Microsoft
Source: NVD

Description

Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.

CWE

CWE-121

Affected Products

microsoft windows 10 1607microsoft windows 10 1809microsoft windows server 2012microsoft windows server 2016microsoft windows server 2019microsoft windows server 2022microsoft windows server 2025microsoft .net framework

References

🔗 msrc.microsoft.com