WP Live Chat Support 8.0.05 – Stored XSS
Info Product: WP Live Chat Support Version: 8.0.05 Active installations: 50,000+ Product page: https://wordpress.org/plugins/wp-live-chat-support/ CVE: 2018-9864 1. Description An unauthenticated user could inject arbitrary javascript code in the admin panel by using the text field Name of WP Live Chat Support. Using a single input point it was possible to inject javascript code into two different output points of the admin panel. There were two issues in the external javascript file bleeper-agent-dev.js: the function bleeper_strip_tags filtered closed tags only, so it could be bypassed with an unclosed tag the variable chatInfoArea-Name was not escaped This vulnerability has been fixed in all versions of the plugin without an update because bleeper-agent-dev.js is an external file and the developer has updated it. ...