Microsoft Windows Common Log File System (CLFS) Driver Use-After-Free Vulnerability

ALTO 7.8EXPLOITED (CISA KEV)CVE-2025-32701 · Published 13/05/2025 · updated 17/06/2026

Microsoft Windows Common Log File System (CLFS) Driver Use-After-Free Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 13/05/2025. Patch affected systems as an emergency.

En resumen

CVE-2025-32701 es una vulnerabilidad ALTO (CVSS 7.8).
Explotada activamente: CISA la añadió al catálogo KEV el 13/05/2025.
Probabilidad de explotación en los próximos 30 días (EPSS): 1.4%, mayor que el 72.8% de las vulnerabilidades.
Aún no hay una versión corregida: sigue el aviso del fabricante en Referencias.

Package	Affected versions	Patched versions
Windows Microsoft	Versions not published yet (product named by CISA KEV)

Description

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32701 · Vendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2025-32701

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