{"id":"CVE-2026-109306","published":"2026-10-12T17:17:24.923","lastModified":"2026-10-16T17:25:57.940","description":"Craft CMS from 5.0.0 before 5.10.14 contains a missing authorization vulnerability in AppController::actionSwitchToLicensedEdition() that lets any authenticated user change the installed edition. Low-privileged front-end users can call the action route when the licensed edition mismatches to persistently downgrade the site edition in project config, which admins cannot reverse from the control panel.","cvssScore":5.9,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H","cwes":["CWE-862"],"vendors":[],"products":[],"references":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-4wfw-q5w3-jh42","tags":[]},{"url":"https://www.vulncheck.com/advisories/craft-cms-5.0.0-before-5.10.14-missing-authorization-via-app-switch-to-licensed-edition","tags":[]}],"exploitRefs":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-4wfw-q5w3-jh42","tags":[]}],"hasPoc":true,"ai":null}