CVE-2025-11346

Name: CVE-2025-11346
Creator: NVD / NIST
Published: 2025-10-06T20:15:35.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2025-11346 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

5.3/10

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.40%

32.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ilias	Ilias	8.23
Ilias	Ilias	9.13
Ilias	Ilias	10.1

References

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

Timeline

Published: Oct 6, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-11346?

How severe is CVE-2025-11346?

CVE-2025-11346 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2025-11346?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-11346?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST