CVE-2025-59287
MI
Microsoft Windows
Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability
What it is
Microsoft Windows Server Update Service (WSUS) contains a deserialization of untrusted data vulnerability that allows for remote code execution.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-59287
- nvd.nist.gov/vuln/detail/CVE-2025-59287
Description and required action as published by CISA. Full record at NVD.
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