CVE-2026-2999: Changingtec Idexpert

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.

Affected products

• Changingtec Idexpert: from 2.7.3.230719, up to and including 2.8.4.250925

Published 2026-03-02. Last modified 2026-06-17.