CVE-2026-82524

UnoPim File Upload RCE via TinyMCE Image Upload Endpoint

Published Sep 2, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
UnoPim before 2.1.5 contains an authenticated file upload vulnerability that allows authenticated administrators to upload arbitrary PHP files through the TinyMCE image upload endpoint due to missing file extension and MIME type validation. Attackers can upload a PHP web shell to the public storage disk and execute arbitrary operating system commands on the server by accessing the uploaded file at the URL returned in the server response.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Webkul
Webkul unopim
CPEs cpe:2.3:a:webkul:unopim:*:*:*:*:*:*:*:*
Vendors & Products Webkul
Webkul unopim
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Unopim
Unopim unopim
Vendors & Products Unopim
Unopim unopim
Type Values Removed Values Added
Description UnoPim before 2.1.5 contains an authenticated file upload vulnerability that allows authenticated administrators to upload arbitrary PHP files through the TinyMCE image upload endpoint due to missing file extension and MIME type validation. Attackers can upload a PHP web shell to the public storage disk and execute arbitrary operating system commands on the server by accessing the uploaded file at the URL returned in the server response.
Title UnoPim File Upload RCE via TinyMCE Image Upload Endpoint
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 8, 2026, 2:09 PM
Reserved
Aug 29, 2026, 5:20 PM
Status
Deferred
Published
Sep 2, 2026, 8:17 PM
Modified
Oct 6, 2026, 10:10 PM