An AJAX action registered by the WPBakery Page Builder (Visual Composer) Clipboard WordPress plugin before 4.5.6 did not have capability checks nor sanitization, allowing low privilege users (subscriber+) to call it and set XSS payloads, which will be triggered in all backend pages.
CPE | Name | Operator | Version |
---|---|---|---|
wpbakery_page_builder_clipboard | ge | 4.5.0 | |
wpbakery_page_builder_clipboard | lt | 4.5.6 |