WordPress Broken Link Checker 1.11.8 Cross Site Scripting

WordPress Broken Link Check plugin version 1.11.8 suffers from a cross site scripting vulnerability.

MD5 | f4e5f99e5386047d6bb5b0fef5bf7606

Document Title
Reflected XSS via `Broken Link Checker` v.1.11.8 WordPress plugin.

Product Description
Broken Link Checker will monitor your blog looking for broken links and let
you know if any are found.

Homepage: https://managewp.com/
WordPress Plugin: https://wordpress.org/plugins/broken-link-checker/


1) Login to your wordpress webpage
2) Navigate to the following page (Make sure the `s_link_text` parameter
returns a valid link on your blog:


3) Note the form alerts and the payload within the `s_filter` parameter


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