CVE-2025-59287 - Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability
Project:Microsoft
Product:Windows
Date Added:2025-10-24Due Date:2025-11-14
Vulnerability Name
Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability
Description
Microsoft Windows Server Update Service (WSUS) contains a deserialization of untrusted data vulnerability that allows for remote code execution.
Known To Be Used in Ransomware Campaigns?
Unknown
Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Additional Notes
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-59287
https://nvd.nist.gov/vuln/detail/CVE-2025-59287