PT-2025-36861 · Microsoft · Windows

Erik Egsgard + 1 · Published 2025-09-09 · Updated 2025-09-09 · CVE-2025-54895

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Windows (affected versions not specified)

Description: An integer overflow or wraparound in Windows SPNEGO Extended Negotiation can allow an authorized attacker to elevate privileges locally. This issue allows attackers to affect the system.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Time Of Check To Time Of Use

Weakness Enumeration

CWE-190

CWE-367

Related Identifiers

BDU:2025-11036

CVE-2025-54895

Affected Products

Windows

References · 7

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-54895 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-54895 · Security Note
• https://bdu.fstec.ru/vul/2025-11036 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54895 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-54895 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-54895 · Vendor Advisory
• https://twitter.com/CVEnew/status/1965557750554894618 · Twitter Post