What’s Vulnerable › Vulnerabilities

CVE-2026-85135: ILIAS MediaPool ZipAdapter.php uploadMultipleSubtitleFileObject unrestricted upload

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-03 · updated 2026-09-03
• Weakness: CWE-284

Description

A security flaw has been discovered in ILIAS up to 9.21/10.9/11.2. This affects the function ilObjMediaObjectGUI::uploadMultipleSubtitleFileObject of the file Services/Repository/Service/Resources/ZipAdapter.php of the component MediaPool. The manipulation results in unrestricted upload. The attack may be launched remotely. Upgrading to version 9.22, 10.10 and 11.3 is able to mitigate this issue. The patch is identified as ef5d7f99fe1ea0381db04b333a2906548b3590e4/b0d61be43671b6bfe91baf469a5ee11e764f2e23. It is recommended to upgrade the affected component.

Affected products

• ILIAS: 9.0, 9.1, 9.2, 9.3, 9.4, 9.5 (+29)

References

• https://github.com/ILIAS-eLearning/ILIAS/commit/b0d61be43671b6bfe91baf469a5ee11e764f2e23
• https://github.com/ILIAS-eLearning/ILIAS/releases/tag/v11.3
• https://vuldb.com/cve/CVE-2026-85135
• https://vuldb.com/submit/892842
• https://vuldb.com/vuln/398335
• https://vuldb.com/vuln/398335/cti

Get alerted when CVE-2026-85135 or the next vulnerability affects your stack