Admidio is an open-source user management solution. Prior to version 5.0.10, an authenticated Admidio member with upload rights on any one folder can permanently delete files from folders where they have only view access. The authorization check at the top of `modules/documents-files.php` evaluates upload rights against the attacker-supplied `folder_uuid` URL parameter — not the file's actual parent folder. The `file_delete` handler then only verifies view rights on the file's real location, never upload rights. By passing a folder they legitimately own in `folder_uuid` while targeting a file in a restricted folder via `file_uuid`, an attacker bypasses the upload-right check entirely and permanently deletes the file. This is an incomplete fix of GHSA-rmpj-3x5m-9m5f, which was patched in v5.0.7 but remains exploitable in v5.0.9. User should upgrade to v5.0.10 to receive an updated fix.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-qc4c-hrmc-4f78 Admidio: Authorization bypass in file_delete enables cross-folder file removal by authenticated users without delete privileges
Fixes

Solution

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Workaround

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History

Wed, 12 Aug 2026 13:00:00 +0000

Type Values Removed Values Added
Description Admidio is an open-source user management solution. Prior to version 5.0.10, an authenticated Admidio member with upload rights on any one folder can permanently delete files from folders where they have only view access. The authorization check at the top of `modules/documents-files.php` evaluates upload rights against the attacker-supplied `folder_uuid` URL parameter — not the file's actual parent folder. The `file_delete` handler then only verifies view rights on the file's real location, never upload rights. By passing a folder they legitimately own in `folder_uuid` while targeting a file in a restricted folder via `file_uuid`, an attacker bypasses the upload-right check entirely and permanently deletes the file. This is an incomplete fix of GHSA-rmpj-3x5m-9m5f, which was patched in v5.0.7 but remains exploitable in v5.0.9. User should upgrade to v5.0.10 to receive an updated fix.
Title Admidio: Authorization bypass in file_delete enables cross-folder file removal by authenticated users without delete privileges
Weaknesses CWE-639
CWE-862
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-08-12T12:51:24.034Z

Reserved: 2026-05-18T22:25:21.259Z

Link: CVE-2026-47226

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-12T13:17:22.467

Modified: 2026-08-12T13:17:22.467

Link: CVE-2026-47226

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses