CVE-2025-11346

ILIAS Base64 Decoding unserialize deserialization

CVSS 5.3 MEDIUMEPSS 0.4%CWE-20 CWE-502

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

06 Oct 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X

Affected products

n/a · ILIAS

References

https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce https://vuldb.com/?ctiid.327231 https://vuldb.com/?id.327231 https://vuldb.com/?submit.664892 https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2113