Description

Use after free in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to execute code over a network.

INFO

Published Date :

2026-01-13T17:56:54.915Z

Last Modified :

2026-01-20T23:04:05.332Z

Source :

microsoft
AFFECTED PRODUCTS

The following products are affected by CVE-2026-20854 vulnerability.

Vendors Products
Microsoft
  • Windows 11 24h2
  • Windows 11 24h2
  • Windows 11 25h2
  • Windows 11 25h2
  • Windows Server 2025
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-20854.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20854 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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