# CVE-2026-35164: Brave CMS is an open-source CMS. Prior to 2.0.6, an unrestricted file upload vulnerability exists in the CKEditor…

Source: https://junglewise.ai/threats/cve-2026-35164-brave-cms-is-an-open-source-cms-prior-to-2-0-6-an-unrestricted  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-06  
License: CC BY 4.0 with a link back

CVE-2026-35164 · Severity: high · CVSS 8.8 · Published 2026-04-06

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.

Technologies: [Ajax30 Bravecms](https://junglewise.ai/threats/technologies/bravecms). Vendors: [Ajax30](https://junglewise.ai/threats/vendors/ajax30).

## Quick answers

**Is CVE-2026-35164 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-35164 being exploited in the wild.

**How severe is CVE-2026-35164?** High severity, with a CVSS score of 8.8, published 6 April 2026.

**Which products and versions are affected?** Ajax30 Bravecms. The advisory does not name versions.

**Is there a fix for CVE-2026-35164?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2026-35164?** Check whether you run Ajax30 Bravecms. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Ajax30 Bravecms

## Related threats

- [Ajax30 Brave CMS IDOR in article image deletion](https://junglewise.ai/threats/cve-2026-35183-ajax30-brave-cms-idor-in-article-image-deletion)
- [Ajax30 Brave CMS privilege escalation in update role endpoint](https://junglewise.ai/threats/cve-2026-35182-ajax30-brave-cms-privilege-escalation-in-update-role-endpoint)
- [Brave CMS is an open-source CMS. Prior to 2.0.6, an Unrestricted File Upload vulnerability in the CKEditor endpoint…](https://junglewise.ai/threats/cve-2026-35047-brave-cms-is-an-open-source-cms-prior-to-2-0-6-an-unrestricted)