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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.

在 ILIAS 系统 9.21、10.9 和 11.2 及更早版本中发现了一个安全漏洞。该漏洞影响了“MediaPool”组件中 文件中 函数的处理逻辑。攻击者可以通过该函数触发不受限制的文件上传，且攻击可远程发起。将系统升级至 9.22、10.10 或 11.3 版本可以缓解此问题。对应的修复补丁标识为 / 。建议升级受影响的组件以消除该风险。

CVSS 6.3 · Medium

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

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