CVE Watch—

CVE-2025-59287

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

CVSS

—

Sin CVSS

EPSS

100.0%

p100

KEV

SÍ

24 oct 2025

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

100.0%EPSS · 30 días100.0%

2026-09-162026-10-14

Ficha del catálogo KEV

Producto

Microsoft / Windows

Vulnerabilidad

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

Añadido a KEV

24 oct 2025

Remediar antes de

14 nov 2025

Uso conocido en ransomware

Descripción resumida

Microsoft Windows Server Update Service (WSUS) contains a deserialization of untrusted data vulnerability that allows for remote code execution.

Acción requerida

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notas

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-59287 ; https://nvd.nist.gov/vuln/detail/CVE-2025-59287

CVEs relacionados

CVECVSSEPSSKEVRExplotTítuloVis.

CVE-2026-969518.8 ALT

73.8%

KEV—72Microsoft Windows Command Injection Vulnerability13h CVE-2026-858807.8 ALT

89.3%

KEV—77Microsoft Windows Heap-Based Buffer Overflow Vulnerability20d CVE-2026-819637.8 ALT

31.8%

KEV—60Microsoft Windows Link Following Vulnerability36d CVE-2026-322024.3 MED

92.0%

KEV—78Microsoft Windows Protection Mechanism Failure Vulnerability62d CVE-2026-208055.5 MED

94.4%

KEV—78Microsoft Windows Information Disclosure Vulnerability76d CVE-2025-622217.8 ALT

84.4%

KEV—75Microsoft Windows Use After Free Vulnerability19d