HTTP: Microsoft Windows MSC File Security Feature Bypass Vulnerability
This signature detects attempts to exploit a known vulnerability against Microsoft Windows. A successful attack can lead to security bypass.
References
CVE: CVE-2025-26633
Short Name
HTTP:CTS:MS-WIN-MSC-BYPASS
Severity
Minor
Recommended
True
Recommended Action
Drop
Category
HTTP
Keywords
Bypass CVE-2025-26633 Feature File MSC Microsoft Security Vulnerability Windows
Release Date
09/19/2025
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3846
False Positive
Unknown