CVE-2026-35164

Brave CMS Sffected by Unrestricted File Upload via CKEditor Endpoint

State: Published
Severity: 8.8 High
Published: Apr 6, 2026
Updated: Apr 7, 2026
Reserved: Apr 1, 2026

Description

Brave CMS is an open-source CMS. Prior to 2.0.6, an unrestricted file upload vulnerability exists in the CKEditor upload functionality. It is found in app/Http/Controllers/Dashboard/CkEditorController.php within the ckupload method. The method fails to validate uploaded file types and relies entirely on user input. This allows an authenticated user to upload executable PHP scripts and gain Remote Code Execution. This vulnerability is fixed in 2.0.6.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-434 Unrestricted Upload of File with Dangerous Type

Affected Products

Product	Versions
BraveCMS-2.0Ajax30	< 2.0.6Affected

References

https://github.com/Ajax30/BraveCMS-2.0/security/advisories/GHSA-2j4q-6p52-4rhw

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