CVE-2026-82524UnoPim File Upload RCE via TinyMCE Image Upload Endpoint
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-434
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Oct 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
unopim unopim unopim:unopim (from the name) | before 2.1.5 | CNA record |
References
- https://github.com/unopim/unopim/releases/tag/v2.1.5release-notes
- https://github.com/unopim/unopim/commit/675dfb5155a87f94c5ac861545a31b8f6ea44f5bpatch
- https://ashutosh-jena.in/blog/remote-code-execution-rce-via-unrestricted-file-upload-in-unopim-v214technical-description, exploit
- https://www.vulncheck.com/advisories/unopim-file-upload-rce-via-tinymce-image-upload-endpointthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.