VULNERABILITY INTELLIGENCE

CVE-2025-47981

CVSS score9.8 CRITICAL
EPSS probability41.12%
CISA KEVNot currently listed
Published2025-07-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

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

Weakness classification

  • secure@microsoft.com: CWE-122

Primary references