CVE-2025-47981
CRITICAL 9.8EPSS 32.5%
Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.
- CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 32.46% chance of exploitation in the next 30 days, 98th percentile
- Published
- 2025-07-08
- Updated
- 2026-02-13
Proof-of-concept exploits (2)
- https://www.vicarius.io/vsociety/posts/cve-2025-47981-detection-script-heap-based-buffer-…
- https://www.vicarius.io/vsociety/posts/cve-2025-47981-mitigation-script-heap-based-buffer…