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TI-2026-27336 Aliases CVE-2026-35182

Missing authorization privilege escalation in Ajax30 BraveCMS-2.0

Priority HIGH 73CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00349 28th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed BraveCMS-2.0 (Ajax30): 2.0.6

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Ajax30BraveCMS-2.0before 2.0.62.0.6Patch availableCNA
  • BraveCMS-2.0 VendorAjax30 Affected before 2.0.6 Fixed in 2.0.6 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:ajax30:bravecms:*:*:*:*:*:*:*:*2.0.0 to before 2.0.6VulnerableAjax30
  • cpe:2.3:a:ajax30:bravecms:*:*:*:*:*:*:*:* Versions 2.0.0 to before 2.0.6 Vulnerable ·Ajax30

Remediation

  • Fix · CNA BraveCMS-2.0 (Ajax30) Fixed in 2.0.6

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-35182

References

Exploit 1

  • TI-2026-27318 Brave CMS Sffected by Unrestricted File Upload via CKEditor Endpoint CVSS 3.1HIGH 8.8
  • TI-2026-27337 Brave CMS has an Insecure Direct Object Reference in Article Image Deletion CVSS 3.1HIGH 7.1
  • TI-2026-27250 Brave CMS has Unrestricted File Upload in BraveCMS via CKEditor Endpoint CVSS 4.0CRITICAL 9.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences