CVE-2025-11345

ILIAS Test Import unserialize deserialization

State: Published
Severity: 5.1 Medium
Published: Oct 6, 2025
Updated: Feb 24, 2026
Reserved: Oct 6, 2025

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.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	5.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
3.0	5.5 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-502 Deserialization
CWE-20 Improper Input Validation

Affected Products

Product	Versions
ILIASn/a	8.0Affected 8.1Affected 8.2Affected 8.3Affected 8.4Affected 8.5Affected 8.6Affected 8.7Affected 8.8Affected 8.9Affected 8.10Affected 8.11Affected 8.12Affected 8.13Affected 8.14Affected 8.15Affected 8.16Affected 8.17Affected 8.18Affected 8.19Affected 8.20Affected 8.21Affected 8.22Affected 8.23Affected 9.0Affected and 18 more versions

References

VDB-327230 | ILIAS Test Import unserialize deserializationvdb-entrytechnical-description
VDB-327230 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #664891 | ILIAS open source e-Learning e. V. ILIAS >=8.0.0, <=10.1 Deserializationthird-party-advisory
https://docu.ilias.de/go/blog/15821/882related
https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce

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