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Δ / VULNERABILITY RECORD

CVE-2025-54918.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 8.8No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Sep 09, 2025

Disclosure summary

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

Source-reported weakness categories

CWE-287

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2025-Sep

Open original source · Updated Sep 09, 2025

Windows NTLM Elevation of Privilege Vulnerability

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 8.8

VendorProduct / associationVersion / bounds
Microsoft update guideWindows 10 Version 1809 for 32-bit Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 1809 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows Server 2019 (MSRC status code 3)
Microsoft update guideWindows Server 2019 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2022 (MSRC status code 3)
Microsoft update guideWindows Server 2022 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows 10 Version 21H2 for 32-bit Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 21H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 21H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 22H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 22H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 22H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 22H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 22H2 for 32-bit Systems (MSRC status code 3)
Microsoft update guideWindows Server 2025 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows 11 Version 23H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 23H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows Server 2022, 23H2 Edition (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows 11 Version 24H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 24H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows Server 2025 (MSRC status code 3)
Microsoft update guideWindows 10 for 32-bit Systems (MSRC status code 3)
Microsoft update guideWindows 10 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 1607 for 32-bit Systems (MSRC status code 3)
Microsoft update guideWindows 10 Version 1607 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows Server 2016 (MSRC status code 3)
Microsoft update guideWindows Server 2016 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2008 for 32-bit Systems Service Pack 2 (MSRC status code 3)
Microsoft update guideWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2008 for x64-based Systems Service Pack 2 (MSRC status code 3)
Microsoft update guideWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2008 R2 for x64-based Systems Service Pack 1 (MSRC status code 3)
Microsoft update guideWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2012 (MSRC status code 3)
Microsoft update guideWindows Server 2012 (Server Core installation) (MSRC status code 3)
Microsoft update guideWindows Server 2012 R2 (MSRC status code 3)
Microsoft update guideWindows Server 2012 R2 (Server Core installation) (MSRC status code 3)

Vendor remediation references

  • 5065428 · build 10.0.17763.7792 · product IDs 11568, 11569, 11571, 11572
  • Vendor guidance · product IDs 11568, 11569, 11571, 11572
  • 5065432 · build 10.0.20348.4171 · product IDs 11923, 11924
  • Vendor guidance · product IDs 11923, 11924
  • 5065432 · product IDs 11923, 11924
  • 5065306 · build 10.0.20348.4106 · product IDs 11923, 11924
  • Vendor guidance · product IDs 11923, 11924
  • 5065306 · product IDs 11923, 11924
  • 5065429 · build 10.0.19044.6332 · product IDs 11929, 11930, 11931
  • Vendor guidance · product IDs 11929, 11930, 11931
  • 5065429 · product IDs 11929, 11930, 11931, 12097, 12098, 12099
  • 5065431 · build 10.0.22621.5909 · product IDs 12085, 12086
  • Vendor guidance · product IDs 12085, 12086
  • 5065431 · product IDs 12085, 12086, 12242, 12243
  • 5065429 · build 10.0.19045.6332 · product IDs 12097, 12098, 12099
  • Vendor guidance · product IDs 12097, 12098, 12099
  • 5065426 · build 10.0.26100.6584 · product IDs 12437, 12389, 12390, 12436
  • Vendor guidance · product IDs 12437, 12389, 12390, 12436
  • 5065426 · product IDs 12437, 12389, 12390, 12436
  • 5065474 · build 10.0.26100.6508 · product IDs 12437, 12390, 12436
  • Vendor guidance · product IDs 12437, 12390, 12436
  • 5065474 · product IDs 12437, 12389, 12390, 12436
  • 5065431 · build 10.0.22631.5909 · product IDs 12242, 12243
  • Vendor guidance · product IDs 12242, 12243
  • 5065425 · build 10.0.25398.1849 · product IDs 12244
  • Vendor guidance · product IDs 12244
  • 5065474 · build 10.0.26100.6508 · product IDs 12389
  • Vendor guidance · product IDs 12389
  • 5065430 · build 10.0.10240.21128 · product IDs 10729, 10735
  • Vendor guidance · product IDs 10729, 10735
  • 5065427 · build 10.0.14393.8422 · product IDs 10852, 10853, 10816, 10855
  • Vendor guidance · product IDs 10852, 10853, 10816, 10855
  • 5065508 · build 6.0.6003.23529 · product IDs 9312, 10287, 9318, 9344
  • Vendor guidance · product IDs 9312, 10287, 9318, 9344
  • 5065508 · product IDs 9312, 10287, 9318, 9344
  • 5065511 · build 6.0.6003.23529 · product IDs 9312, 10287, 9318, 9344
  • Vendor guidance · product IDs 9312, 10287, 9318, 9344
  • 5065511 · product IDs 9312, 10287, 9318, 9344
  • 5065468 · build 6.1.7601.27929 · product IDs 10051, 10049
  • Vendor guidance · product IDs 10051, 10049
  • 5065510 · build 6.1.7601.27929 · product IDs 10051, 10049
  • Vendor guidance · product IDs 10051, 10049
  • 5065509 · build 6.2.9200.25675 · product IDs 10378, 10379
  • Vendor guidance · product IDs 10378, 10379
  • 5065507 · build 6.3.9600.22774 · product IDs 10483, 10543
  • Vendor guidance · product IDs 10483, 10543

Original records & references

PUBLISHED 2025-09-09T03:00:00-04:00
MODIFIED 2025-09-09T03:00:00-04:00
INGESTED 2026-10-08T12:45:43-04:00