The ACF-Frontend-Display plugin through 2015-07-03 for WordPress has arbitrary file upload via an action=upload request to js/blueimp-jQuery-File-Upload-d45deb1/server/php/index.php.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.8% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)