CVE-2026-123490

Craft CMS before 5.11.2 Privilege Escalation via getOwners() Sandbox Bypass

Published Nov 6, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
Craft CMS from 5.8.17 before 5.11.2 contains a privilege escalation vulnerability because getOwners() applies caller criteria without cleansing the query configuration. Authenticated control panel users can invoke attacker-selected static PHP callables via crafted criteria to promote every account to administrator.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Craftcms cms
Vendors & Products Craftcms cms
Type Values Removed Values Added
Description Craft CMS from 5.8.17 before 5.11.2 contains a privilege escalation vulnerability because getOwners() applies caller criteria without cleansing the query configuration. Authenticated control panel users can invoke attacker-selected static PHP callables via crafted criteria to promote every account to administrator.
Title Craft CMS before 5.11.2 Privilege Escalation via getOwners() Sandbox Bypass
First Time appeared Craftcms
Craftcms craft Cms
Weaknesses CWE-915
CPEs cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
Vendors & Products Craftcms
Craftcms craft 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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 11, 2026, 3:02 AM
Reserved
Nov 6, 2026, 12:44 AM
Status
Awaiting Analysis
Published
Nov 6, 2026, 3:17 PM
Modified
Nov 11, 2026, 3:16 AM