Missing Authorization

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Missing Authorization in the actionGetNewUsersData process. An attacker can access aggregate user registration metrics by sending POST requests to the /actions/charts/get-new-users-data...

GHSA-RVMM-V933-JGXQ Craft CMS: Missing authorization check allows non-admin control panel users access to user registration metrics

ChartsController::actionGetNewUsersData at /actions/charts/get-new-users-data is missing a requirePermission'viewUsers' authorization check. Any authenticated control panel user, regardless of permissions beyond accessCp, can POST to this endpoint to receive time-series user registration counts f...