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CVE-2026-35164— Brave CMS Sffected by Unrestricted File Upload via CKEditor Endpoint

Quick assessment

Affected
Ajax30 BraveCMS-2.0
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Brave CMS是Razvan Zamfir个人开发者的一个基于Laravel的博客与新闻内容管理系统。 Brave CMS 2.0.6之前版本存在代码问题漏洞，该漏洞源于CKEditor上传功能未验证文件类型，可能导致远程代码执行。

CVSS 8.8 · High EPSS 0.78% · P54
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I. Basic Information for CVE-2026-35164

Vulnerability Information
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Vulnerability Title
Brave CMS Sffected by Unrestricted File Upload via CKEditor Endpoint
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
Brave CMS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brave CMS是Razvan Zamfir个人开发者的一个基于Laravel的博客与新闻内容管理系统。 Brave CMS 2.0.6之前版本存在代码问题漏洞，该漏洞源于CKEditor上传功能未验证文件类型，可能导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Ajax30 BraveCMS-2.0 < 2.0.6 -

II. Public POCs for CVE-2026-35164

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III. Intelligence Information for CVE-2026-35164

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Vendor Advisories for CVE-2026-35164 (1)

Same Patch Batch · Ajax30 · 2026-04-06 · 4 CVEs total

CVE-2026-35182 8.8 HIGH Missing Authorization Privilege Escalation
CVE-2026-35183 7.1 HIGH Brave CMS has an Insecure Direct Object Reference in Article Image Deletion
CVE-2026-35047 Brave CMS has Unrestricted File Upload in BraveCMS via CKEditor Endpoint

IV. Related Vulnerabilities

Same product: BraveCMS-2.0
Same vendor: Ajax30
Same weakness: CWE-434

V. Comments for CVE-2026-35164

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