CVE-2026-24291
Windows Accessibility Infrastructure (ATBroker.exe) Elevation of Privilege Vulnerability
- Published
- Mar 10, 2026
- Updated
- Jun 19, 2026
- Assigning CNA
- microsoft
- Evidence observed
- Aug 25, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 87.7%
- 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
Incorrect permission assignment for critical resource in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.
Sources
6- RegPwnExploit
Windows local privilege escalation exploit targeting CVE-2026-24291, with support for Windows 10/11 and Server 2016-2022 for authorized security testing.
- RegPwnBOFExploit
Bof of RegPwn by MDSec
- CVE-2026-24291Exploit
Obfuscated Windows privilege escalation exploit for CVE-2026-24291 that automatically creates a local administrator with generated credentials.
Responsible use
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