CVE-2025-47981

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

No affected versions have been published.

Timeline

Published
Jul 8, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2025-47981: Critical severity, CVSS 9.8 | Vulnix