Description

Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.

INFO

Published Date :

2025-10-14T17:00:44.246Z

Last Modified :

2026-02-22T17:24:52.363Z

Source :

microsoft
AFFECTED PRODUCTS

The following products are affected by CVE-2025-59257 vulnerability.

Vendors Products
Microsoft
  • Windows
  • Windows 11
  • Windows 11 24h2
  • Windows 11 24h2
  • Windows 11 25h2
  • Windows 11 25h2
  • Windows Server
  • Windows Server 2022
  • Windows Server 2022 23h2
  • Windows Server 2025
  • Windows Server 23h2
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-59257.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59257 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact