CVE-2026-27912
Windows Kerberos Elevation of Privilege Vulnerability
- Published
- Apr 14, 2026
- Updated
- Aug 14, 2026
- Assigning CNA
- microsoft
- Evidence observed
- Aug 6, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 34.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Sources
2- Kerberos-CVE-2026-27912Exploit
PoC for CVE-2026-27912 - Windows Kerberos Elevation of Privilege (ResetNightmare). Unauthorized password reset via Kerberos flaw. For security research only.
POC tool for ResetNightmare (CVE-2026-27912)
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.