Anchor CMS through 0.12.7 fails to enforce role-based access control in admin user-management endpoints, allowing any authenticated low-privilege user to create administrator accounts or modify existing ones. Attackers with editor or user roles can POST directly to admin/users/add or admin/users/edit endpoints to create new administrator accounts or change the existing administrator's password, gaining full administrative access.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 11 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 10 Sep 2026 15:45:00 +0000

Type Values Removed Values Added
Description Anchor CMS through 0.12.7 fails to enforce role-based access control in admin user-management endpoints, allowing any authenticated low-privilege user to create administrator accounts or modify existing ones. Attackers with editor or user roles can POST directly to admin/users/add or admin/users/edit endpoints to create new administrator accounts or change the existing administrator's password, gaining full administrative access.
Title Anchor CMS through 0.12.7 Privilege Escalation via Missing Authorization on Admin User-Management Endpoints
First Time appeared Anchorcms
Anchorcms anchor Cms
Weaknesses CWE-862
CPEs cpe:2.3:a:anchorcms:anchor_cms:*:*:*:*:*:*:*:*
Vendors & Products Anchorcms
Anchorcms anchor Cms
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-11T20:33:23.175Z

Reserved: 2026-09-10T15:35:10.247Z

Link: CVE-2026-88959

cve-icon Vulnrichment

Updated: 2026-09-11T18:26:11.050Z

cve-icon NVD

Status : Deferred

Published: 2026-09-10T16:18:12.843

Modified: 2026-09-11T21:17:56.150

Link: CVE-2026-88959

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T09:45:06Z

Weaknesses