CVE-2025-54918

CWE-287 — Improper Authentication7 documents6 sources
Severity
8.8HIGH
EPSS
0.2%
top 59.26%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
34
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+31 more
Timeline
PublishedSep 9

Description

Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages33 packages

▶NVDmicrosoft/windows< 10.0.14393.8422+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21128
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8422
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7792
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6332

🔴Vulnerability Details

2
GHSA
GHSA-75v4-rj2v-3f53: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network↗2025-09-09
▶
CVEList
Windows NTLM Elevation of Privilege Vulnerability↗2025-09-09
▶

📋Vendor Advisories

1
Microsoft
Windows NTLM Elevation of Privilege Vulnerability↗2025-09-09
▶
CVE-2025-54918 (HIGH CVSS 8.8) | Improper authentication in Windows | cvebase.io