Multiple plugins for WordPress are vulnerable to Stored Cross-Site Scripting via the plugin's bundled FancyBox JavaScript library (versions 1.3.4 to 3.5.7) in various versions due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Cross-Site Request Forgery (CSRF) vulnerability in Max Engel Yahoo! WebPlayer allows Stored XSS.This issue affects Yahoo! WebPlayer: from n/a through 2.0.6.

Cross-Site Request Forgery (CSRF) vulnerability in Alain Diart for les-sushi-codeurs.fr & Eric Ambrosi for regart.net Silverlight Video Player allows Stored XSS.This issue affects Silverlight Video Player: from n/a through 1.0.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NuttTaro Video Player for WPBakery allows Stored XSS.This issue affects Video Player for WPBakery: from n/a through 1.0.1.

The HLS Player plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'hls_player' shortcode in all versions up to, and including, 1.0.10 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The MP3 Sticky Player plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 8.0 via the content/downloader.php file. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information. Please note the vendor released the patched version as the same version as the affected version.

The Ultimate YouTube Video & Shorts Player With Vimeo plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the get_setting() function in all versions up to, and including, 3.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to view settings for playlists.

The Ultimate YouTube Video & Shorts Player With Vimeo plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the del_ytsingvid() function in all versions up to, and including, 3.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete single playlists.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Sandeep Verma HTML5 Lyrics Karaoke Player allows Reflected XSS.This issue affects HTML5 Lyrics Karaoke Player: from n/a through 2.4.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Hola Networks Hola Free Video Player allows DOM-Based XSS.This issue affects Hola Free Video Player: from n/a through 1.3.9.