Deserialization in Ilias
CVE-2025-11346
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (33.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Ilias — versions 8.23, 9.13, 10.1
- N/a Ilias — versions 8.0, 8.1, 8.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Third Party Advisory, government-resource)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-11346?
- CVE-2025-11346 is a medium-severity vulnerability in Ilias, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2025-10-06.
- How severe is CVE-2025-11346?
- Medium severity. CVSS v3 base score is 6.3 out of 10.