Description
A flaw has been found in ILIAS up to 8.23/9.13/10.1. Affected by this issue is the function unserialize of the component Test Import. This manipulation causes deserialization. It is possible to initiate the attack remotely. Upgrading to version 8.24, 9.14 and 10.2 can resolve this issue. Upgrading the affected component is advised.
References (5)
Core 5
Core References
Various Sources
https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.327230
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.327230
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.664891
Release Notes, Vendor Advisory related
https://docu.ilias.de/go/blog/15821/882
Scores
CVSS v3
5.5
EPSS
0.0033
EPSS Percentile
24.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-20
CWE-502
Status
published
Products (3)
ilias/ilias
8.23
ilias/ilias
9.13
ilias/ilias
10.1
Published
Oct 06, 2025
Tracked Since
Feb 18, 2026