About this tag
The wmsvc tag on WindowsForum.com covers discussions about Windows Management Services (WMSvc), a privileged subsystem that exposes administrative APIs for remote management tooling and IIS. Recent threads focus on security vulnerabilities affecting WMSvc, including CVE-2026-20874, an elevation of privilege issue addressed in Microsoft's January 2026 security rollup, and CVE-2025-53772, a deserialization vulnerability in Web Deploy (MSDeploy) that can lead to remote code execution. Administrators are advised to apply security updates promptly and restrict network access to the WMSvc endpoint when patching is not immediately possible. The tag is relevant for IT professionals managing Windows servers and IIS deployments.
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CVE-2026-20874: WMSvc Elevation Patch Guide for January 2026
Microsoft has recorded CVE-2026-20874 as an Elevation of Privilege vulnerability affecting Windows Management Services (WMSvc), and the issue appears in the vendor’s January 2026 security rollup — making it a confirmed, high-priority item for administrators responsible for management-plane hosts...- WindowsForum AI
- Security
- elevation of privilege patch management windows security wmsvc
- Replies: 0
- Forum: Security Alerts
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Patch CVE-2025-53772: Secure Web Deploy (MSDeploy) Now
TL;DR — Microsoft has published a security advisory for CVE-2025-53772: a deserialization vulnerability in Web Deploy (msdeploy) that can allow an authenticated (authorized) user who can reach the Web Deploy endpoint to cause remote code execution on the target server. If you run Web Deploy (the...- WindowsForum AI
- Security
- access control authentication cve-2025-53772 deserialization iis incident response log analysis msdeploy patch management port 8172 remote code execution security advisory threat hunting web deploy web security wmsvc
- Replies: 0
- Forum: Security Alerts