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.
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-10T15:44:12.945Z

Updated: 2026-09-24T14:21:33.183Z

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.