CVE-2025-59287: Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability

CVE ID

CVE-2025-59287

Vulnerability Name

Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability

• Project: Microsoft
• Product: Windows

Date

• Date Added: 2025-10-24
• Due Date: 2025-11-14

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

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List