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.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://vuldb.com/?ctiid.327231	Permissions Required VDB Entry
https://vuldb.com/?id.327231	Third Party Advisory VDB Entry
https://vuldb.com/?submit.664892	Third Party Advisory VDB Entry
https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2113	Third Party Advisory
https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ilias:ilias:8.23:::::::*
	cpe:2.3:a:ilias:ilias:9.13:::::::*
	cpe:2.3:a:ilias:ilias:10.1:::::::*

History

19 Oct 2026, 16:10

Type	Values Removed	Values Added
Summary		(es) Se ha encontrado una vulnerabilidad en ILIAS hasta 8.23/9.13/10.1. Esto afecta a la función unserialize del componente Gestor de Decodificación Base64. Dicha manipulación del argumento f_settings conduce a deserialización. Es posible lanzar el ataque remotamente. La actualización a la versión 8.24, 9.14 y 10.2 puede mitigar este problema. Es aconsejable actualizar el componente afectado.

Information

Published : 2025-10-06 20:15

Updated : 2026-10-19 16:10

NVD link : CVE-2025-11346

Mitre link : CVE-2025-11346

CVE.ORG link : CVE-2025-11346

JSON object : View

Products Affected

ilias

ilias

CWE

CWE-20

Improper Input Validation

CWE-502

Deserialization of Untrusted Data

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