The Bamazoo – Button Generator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's dgs shortcode in all versions up to, and including, 1.0 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 Awesome buttons plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's btn2 shortcode in all versions up to, and including, 1.0 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 WordPress Social Share Buttons plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.19. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The Flat UI Button plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's flatbtn shortcode in version 1.0 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.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Coder426 Custom Add to Cart Button Label and Link allows Stored XSS.This issue affects Custom Add to Cart Button Label and Link: from n/a through 1.6.1.

The BigBlueButton plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the moderator code and viewer code fields in versions up to, and including, 3.0.0-beta.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with author privileges or higher to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

The Easy Social Share Buttons plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.4.5. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Istmo Plugins Instant Chat Floating Button for WordPress Websites allows PHP Local File Inclusion.This issue affects Instant Chat Floating Button for WordPress Websites: from n/a through 1.0.5.

Missing Authorization vulnerability in Supsystic Slider by Supsystic, Supsystic Social Share Buttons by Supsystic.This issue affects Slider by Supsystic: from n/a through 1.8.6; Social Share Buttons by Supsystic: from n/a through 2.2.9.