Description
WordPress Plugin WPS Child Theme Generator is prone to a directory traversal vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue can allow an attacker to obtain sensitive information that could aid in further attacks. WordPress Plugin WPS Child Theme Generator version 1.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.2 or latest
References
https://secupress.me/blog/wps-child-theme-generator-v1-1-multiples-vulnerabilities/
https://plugins.svn.wordpress.org/wps-child-theme-generator/trunk/readme.txt