CVE-2025-54918
HighPublished
Windows NTLM Elevation of Privilege Vulnerability
- Published
- Sep 9, 2025
- Updated
- Feb 20, 2026
- Assigning CNA
- microsoft
- Evidence observed
- Aug 7, 2026
Primary CVSS
8.8/ 10High
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H19.4%
Moderate · next 30 days
- Percentile
- 97.3%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
Sources
2POC for CVE-2025-54918 and a technical demonstration.
- printerbugnewExploit
The DCERPC only printerbug.py version
Responsible use
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