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.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Lorna Timbah (webgrrrl) Accessibility Widget allows Stored XSS.This issue affects Accessibility Widget: from n/a through 2.2.

EqualWeb Accessibility Widget 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.1.10, 3.0.0, 3.0.1, 3.0.2, 4.0.0, and 4.0.1 allows DOM XSS due to improper validation of message events to accessibility.js.