CVE-2026-104403: Thimpress Learnpress

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Authorization Bypass Through User-Controlled Key vulnerability in ThimPress LearnPress allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects LearnPress: from n/a through 4.4.9.

Affected products

• Thimpress Learnpress: up to and including 4.4.9

Published 2026-10-02. Last modified 2026-10-03.