Cross-site request forgery in Windows Server - CVE-2025-21193
Published: January 15, 2025
Vulnerability identifier: #VU102781
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-21193
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin in Active Directory Federation Server. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
Affected software
Windows Server
How to mitigate CVE-2025-21193
Install updates from vendor's website.
Windows Server - addressed in versions 2016 10.0.14393.7699, 2016 10.0.14393.7785, 2019 10.0.17763.6775, 2022 23H2 10.0.25398.1369, 2022 10.0.20348.3091, 2025 10.0.26100.2894