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

Quick assessment

Affected
n/a ILIAS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ILIAS是德国ILIAS组织开源的一套学习管理系统。 ILIAS 9.21及之前版本、10.9及之前版本和11.2及之前版本存在安全漏洞，该漏洞源于MediaPool组件的Services/Repository/Service/Resources/ZipAdapter.php文件中函数ilObjMediaObjectGUI::uploadMultipleSubtitleFileObject存在不受限制的上传，可能允许远程攻击者利用该漏洞发起攻击。

CVSS 6.3 · Medium EPSS 0.37% · P29

Possible ATT&CK Techniques 1 AI

T1554 · Compromise Host Software Binary

Affected Version Matrix 38

VendorProduct Version RangeStatus
n/a ILIAS 9.0 affected
9.1 affected
9.2 affected
9.3 affected
9.4 affected
9.5 affected
9.6 affected
9.7 affected
… +30 more rows
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I. Basic Information for CVE-2026-85135

Vulnerability Information
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Vulnerability Title
ILIAS MediaPool ZipAdapter.php uploadMultipleSubtitleFileObject unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
ILIAS 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ILIAS是德国ILIAS组织开源的一套学习管理系统。 ILIAS 9.21及之前版本、10.9及之前版本和11.2及之前版本存在安全漏洞，该漏洞源于MediaPool组件的Services/Repository/Service/Resources/ZipAdapter.php文件中函数ilObjMediaObjectGUI::uploadMultipleSubtitleFileObject存在不受限制的上传，可能允许远程攻击者利用该漏洞发起攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- ILIAS 9.0 cpe:2.3:a:ilias:ilias:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-85135

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III. Intelligence Information for CVE-2026-85135

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Patches & Fixes for CVE-2026-85135 (1)

Proof of Concept for CVE-2026-85135 (1)

Vendor Pages for CVE-2026-85135 (1)

Other References for CVE-2026-85135 (2)

Same Patch Batch · n/a · 2026-09-03 · 3 CVEs total

CVE-2026-85137 7.3 HIGH SeaCMS Locoy Collector seacms_locoy_news.php parseIf code injection
CVE-2026-85138 7.3 HIGH SeaCMS WeChat index.php addslashes sql injection

IV. Related Vulnerabilities

Same product: ILIAS
Same vendor: n/a
Same weakness: CWE-434

V. Comments for CVE-2026-85135

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