CVE-2025-53778
CVE-2025-53778
8.8
HighPublished:
Last updated:
Source:secure@microsoft.com
Modified
Weakness (CWE)
CVSS Vector
v3.1- Attack Vector
- Network
- Attack Complexity
- Low
- Privileges Required
- Low
- User Interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Description
Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
References
secure@microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53778af854a3a-2127-422b-91ae-364da2661108
https://www.vicarius.io/vsociety/posts/cve-2025-53778-detection-script-improper-authentication-vulnerability-affecting-windows-ntlmaf854a3a-2127-422b-91ae-364da2661108
https://www.vicarius.io/vsociety/posts/cve-2025-53778-mitigation-script-improper-authentication-vulnerability-affecting-windows-ntlm