CVE-2025-11346: Ilias

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability has been found in ILIAS up to 8.23/9.13/10.1. This affects the function unserialize of the component Base64 Decoding Handler. Such manipulation of the argument f_settings leads to deserialization. It is possible to launch the attack remotely. Upgrading to version 8.24, 9.14 and 10.2 is able to mitigate this issue. It is advisable to upgrade the affected component.

Affected products

• Ilias Ilias: version 8.23 only; version 9.13 only; version 10.1 only

Published 2025-10-06. Last modified 2026-06-17.