CVE-2025-53809

MediumCVSS 6.5/10Last modified Oct 18, 2026

Description

Improper input validation in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Sep 9, 2025
Last modified
Oct 18, 2026
NVD status
Analyzed

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CVE-2025-53809: Medium severity, CVSS 6.5 | Vulnix