CVE-2026-15518

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.

CVSS v3 4.7 MEDIUM
CVSS v2.0 5.8 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:M/C:P/I:P/A:P

Exploitability : 6.4 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bytium.com/insights/authenticated-arbitrary-file-upload-to-rce-in-twill-cms
https://vuldb.com/cve/CVE-2026-15518
https://vuldb.com/submit/849572
https://vuldb.com/vuln/377847
https://vuldb.com/vuln/377847/cti

Configurations

No configuration.

History

24 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad ha sido encontrada en AREA 17 Twill CMS hasta la versión 3.6.0. El elemento afectado es la función FileLibraryController::storeFile del archivo src/Http/Controllers/Admin/FileLibraryController.php del componente Media Library Insert Page. Dicha manipulación del argumento qqfilename conduce a una carga sin restricciones. El ataque puede ser ejecutado remotamente. El exploit ha sido divulgado al público y puede ser utilizado. Se contactó al proveedor con antelación sobre esta divulgación pero no respondió de ninguna manera.

Information

Published : 2026-07-13 01:17

Updated : 2026-10-24 22:10

NVD link : CVE-2026-15518

Mitre link : CVE-2026-15518

CVE.ORG link : CVE-2026-15518

JSON object : View

Products Affected

No product.

CWE

CWE-284

Improper Access Control

CWE-434

Unrestricted Upload of File with Dangerous Type

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