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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.

PUBLISHED Reserved 2026-07-12 | Published 2026-07-13 | Updated 2026-07-13 | Assigner VulDB




MEDIUM: 5.1CVSS: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
MEDIUM: 4.7CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 4.7CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.8AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Unrestricted Upload

Improper Access Controls

Product status

3.0
affected

3.1
affected

3.2
affected

3.3
affected

3.4
affected

3.5
affected

3.6.0
affected

Timeline

2026-07-12:Advisory disclosed
2026-07-12:VulDB entry created
2026-07-12:VulDB entry last update

Credits

Jobyer Ahmed finder

suffer (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/377847 (VDB-377847 | AREA 17 Twill CMS Media Library Insert FileLibraryController.php storeFile unrestricted upload) vdb-entry technical-description

vuldb.com/vuln/377847/cti (VDB-377847 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-15518 (CVE-2026-15518 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/849572 (Submit #849572 | AREA 17 Twill CMS 3.6.0 Unrestricted File Upload) third-party-advisory

bytium.com/...ated-arbitrary-file-upload-to-rce-in-twill-cms exploit

cve.org (CVE-2026-15518)

nvd.nist.gov (CVE-2026-15518)

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