CVE-2025-59287
Windows Server Update Service (WSUS) Remote Code Execution Vulnerability
KEVCRITICAL 9.8EPSS 100.0%
Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.
- Affected
- Microsoft · Windows Server 2012 · Windows Server 2012 (Server Core installation) · Windows Server 2012 R2 · Windows Server 2012 R2 (Server Core installation) · Windows Server 2016 · Windows Server 2016 (Server Core installation)
- CVSS v3.1 MICROSOFT
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 99.98% chance of exploitation in the next 30 days, 100th percentile
- CISA KEV
- added 2025-10-24
- Nuclei
- critical · CWE-502
- Published
- 2025-10-14
- Updated
- 2026-02-26
Proof-of-concept exploits (19)
- trustedsec/spoonmap214★ · 2026-10-15
- 0x7556/CVE-2025-592877★ · 2025-10-30
- 0xBruno/WSUSploit.NET1★ · 2025-10-31
- Adel-hx0d/cve-2025-592871★ · 2025-11-21
- DaddyBigFish/CVE-2025-59287-hawktrace0★ · 2025-10-25
- FurkanKAYAPINAR/CVE-2025-592870★ · 2025-10-28
- LuemmelSec/CVE-2025-59287---WSUS-SCCM-RCE2★ · 2026-01-16
- Lupovis/Honeypot-for-CVE-2025-59287-WSUS26★ · 2025-10-27
- M507/CVE-2025-59287-PoC15★ · 2025-12-10
- MaxymGorn/cve-2025-59287-exploit-poc0★ · 2025-11-03
- QurtiDev/WSUS-CVE-2025-59287-RCE11★ · 2025-11-03
- garvitv14/CVE-2025-5928716★ · 2025-10-25
- jiansiting/CVE-2025-59287174★ · 2025-10-28
- mubix/Find-WSUS46★ · 2025-10-28
- ross-ns/WSUS-CVE-2025-592870★ · 2026-02-18
- swoon69/CVE-2025-59287-Exercise-Use0★ · 2026-03-09
- tecxx/CVE-2025-59287-WSUS18★ · 2025-10-27
- kennedy-aikohi/WSUS-Exploitation-and-Velociraptor-Assisted-LockBit-Ransomware-Attempt0★ · 2026-01-09
- tijldeneut/Security157★ · 2026-09-28
Nuclei templates (1)
Metasploit modules (1)
Security advisories
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59287
- https://gist.github.com/hawktrace/880b54fb9c07ddb028baaae401bd3951
- https://hawktrace.com/blog/CVE-2025-59287
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-59287
- https://www.vicarius.io/vsociety/posts/cve-2025-59287-detection-script-rce-vulnerability-…
- https://www.vicarius.io/vsociety/posts/cve-2025-59287-mitigation-script-rce-vulnerability…