What’s Vulnerable › Vulnerabilities

CVE-2026-107639: ILIAS before 9.24, 10.12, and 11.5 Argument Injection via Image Map Question Upload Filename

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-08 · updated 2026-10-10
• Weakness: CWE-88

Description

ILIAS before 9.24, 10.x before 10.12 and 11.x before 11.5 contains an argument injection vulnerability in assImagemapQuestionGUI that allows question authors to inject ImageMagick convert options via uploaded image filenames. Attackers can embed tab-separated options, which escapeshellcmd() does not neutralise, to write a PHP file under the web root and achieve remote code execution.

Affected products

• ILIAS-eLearning e.V. ILIAS: from 9.0 before 9.24; from 10.0 before 10.12; from 11.0 before 11.5 — fixed in 10.12, 11.5, 9.24

How to fix

Upgrade to a fixed version: ILIAS-eLearning e.V. ILIAS 10.12, 11.5, 9.24. Check the vendor advisory for mitigations.

References

• https://docu.ilias.de/go/blog/15821/950
• https://docu.ilias.de/go/blog/15821/951
• https://docu.ilias.de/go/blog/15821/952
• https://github.com/ILIAS-eLearning/ILIAS
• https://github.com/ILIAS-eLearning/ILIAS/blob/v10.11/components/ILIAS/TestQuestionPool/classes/class.assImagemapQuestion.php#L290-L306
• https://github.com/ILIAS-eLearning/ILIAS/blob/v10.11/components/ILIAS/TestQuestionPool/classes/class.assImagemapQuestionGUI.php#L130
• https://github.com/ILIAS-eLearning/ILIAS/blob/v10.11/components/ILIAS/TestQuestionPool/classes/class.ilImagemapPreview.php#L208-L238
• https://github.com/ILIAS-eLearning/ILIAS/commit/ad1423c365a7ffd25bac711d995c643ce2af65c6
• https://www.vulncheck.com/advisories/ilias-before-9.24-10.12-and-11.5-argument-injection-via-image-map-question-upload-filename

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