CVE-2025-54895

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CVSS 3.1

7.8 high

EPSS

<1%p21

Published

Sep 9, 2025 (Sep 9, 2025)

Modified

Jun 17, 2026

Description

Integer overflow or wraparound in Windows SPNEGO Extended Negotiation allows an authorized attacker to elevate privileges locally.

Vendors: microsoft
Products: windows 10 1507, windows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 22h2, windows 11 23h2, windows 11 24h2, windows server 2008, windows server 2012, windows server 2016, windows server 2019
Weakness: CWE-190, CWE-367
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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