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CVE-2026-35182— Missing Authorization Privilege Escalation

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之前版本存在安全漏洞，该漏洞源于更新角色端点缺少授权检查，可能导致任何经过身份验证的用户提升自己为超级管理员。

CVSS 8.8 · High EPSS 0.34% · P27

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2026-35182

Vulnerability Information
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Vulnerability Title
Missing Authorization Privilege Escalation
Source: CVE Program / CVE List V5
Vulnerability Description
Brave CMS is an open-source CMS. Prior to 2.0.6, this vulnerability is a missing authorization check found in the update role endpoint at routes/web.php. The POST route for /rights/update-role/{id} lacks the checkUserPermissions:assign-user-roles middleware. This allows any authenticated user to change account roles and promote themselves to Super Admin. 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
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Brave CMS 安全漏洞
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之前版本存在安全漏洞，该漏洞源于更新角色端点缺少授权检查，可能导致任何经过身份验证的用户提升自己为超级管理员。
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-2026-35182

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III. Intelligence Information for CVE-2026-35182

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Vendor Advisories for CVE-2026-35182 (1)

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

CVE-2026-35164 8.8 HIGH Brave CMS Sffected by Unrestricted File Upload via CKEditor Endpoint
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-862

V. Comments for CVE-2026-35182

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