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Vulnerability record · CVE-2026-35164 · published 6 April 2026

CVE-2026-35164: Ajax30 bravecms unrestricted file upload vulnerability

AAjax30 · Bravecms

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.

8.8 CVSS 3.1 High EPSS 0.78% · top 46.0% CWE-434 · Unrestricted file upload
8.8CVSS 3.1 base score
0.78%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-35164), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.