CVE-2026-15518
AREA 17 Twill CMS Media Library Insert FileLibraryController.php storeFile unrestricted upload
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jul 13, 2026
- Updated
- Jul 13, 2026
- Reserved
- Jul 12, 2026
Description
A vulnerability has been found in AREA 17 Twill CMS up to 3.6.0. The impacted element is the function FileLibraryController::storeFile of the file src/Http/Controllers/Admin/FileLibraryController.php of the component Media Library Insert Page. Such manipulation of the argument qqfilename leads to unrestricted upload. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 4.7 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 4.7 Medium | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 5.8 Medium | AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Twill CMSAREA 17 |
|
References
- VDB-377847 | AREA 17 Twill CMS Media Library Insert FileLibraryController.php storeFile unrestricted uploadvdb-entrytechnical-description
- VDB-377847 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-15518 | CVE Analysis and Reportthird-party-advisory
- Submit #849572 | AREA 17 Twill CMS 3.6.0 Unrestricted File Uploadthird-party-advisory
- https://bytium.com/insights/authenticated-arbitrary-file-upload-to-rce-in-twill-cmsexploit
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