{"id":"CVE-2025-59287","aliases":[],"url":"https://o3.security/vulnerability/CVE-2025-59287","summary":"Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.","details":"Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.","published":"2025-10-14T17:16:11.670","modified":"2026-06-17T09:45:52.480","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.99979,"percentile":0.9998,"asOf":"2026-09-05"},"cisaKev":null,"exploitsKnown":10,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59287"},{"type":"EXPLOIT","url":"https://hawktrace.com/blog/CVE-2025-59287"},{"type":"WEB","url":"https://www.bleepingcomputer.com/news/security/cisa-orders-feds-to-patch-windows-server-wsus-flaw-exploited-in-attacks/"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2025-59287-detection-script-rce-vulnerability-in-windows-server-update-service"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2025-59287-mitigation-script-rce-vulnerability-in-windows-server-update-service"},{"type":"ADVISORY","url":"https://gist.github.com/hawktrace/880b54fb9c07ddb028baaae401bd3951"},{"type":"ADVISORY","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-59287"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T09:45:52.480"}}