The ShareThis Share Buttons plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'sharethis-inline-button' shortcode in all versions up to, and including, 2.3.0 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.

Missing Authorization vulnerability in ShareThis ShareThis Dashboard for Google Analytics.This issue affects ShareThis Dashboard for Google Analytics: from n/a through 3.1.4.

Cross-site request forgery (CSRF) vulnerability in the ShareThis plugin before 7.0.6 for WordPress allows remote attackers to hijack the authentication of administrators for requests that modify this plugin's settings.

Multiple cross-site scripting (XSS) vulnerabilities in the ShareThis module 7.x-2.x before 7.x-2.5 for Drupal allow remote authenticated users with the "administer sharethis" permission to inject arbitrary web script or HTML via unspecified vectors related to "JavaScript settings."

Cross-site request forgery (CSRF) vulnerability in the ShareThis module 7.x-2.x before 7.x-2.3 for Drupal allows remote attackers to hijack the authentication of users with administer sharethis permissions via unknown vectors "outside of the Form API."

Cross-site scripting (XSS) vulnerability in the administration forms in the ShareThis module 7.x-2.x before 7.x-2.3 for Drupal allows remote authenticated users with administer sharethis permissions to inject arbitrary web script or HTML via unspecified vectors.