The Theme Editor plugin for WordPress is vulnerable to deserialization of untrusted input via the 'images_array' parameter in versions up to, and including 2.8.
The Theme Editor WordPress plugin before 2.6 did not validate the GET file parameter before passing it to the download_file() function, allowing administrators to download arbitrary files on the web server, such as /etc/…
CVSS 3.1MEDIUM 4.9·Network·High privileges·No interaction·EPSS 0.01066·Published 2021-04-05·Fixed in 2.6CWE-552