WordPress — свободно распространяемая система управления содержимым сайта с открытым исходным кодом.

Before WordPress 4.9.5, the version string was not escaped in the get_the_generator function, and could lead to XSS in a generator tag.

The oEmbed protocol implementation in WordPress before 4.5.3 allows remote attackers to cause a denial of service via unspecified vectors.

Multiple SQL injection vulnerabilities in VastHTML Forum Server (aka ForumPress) plugin 1.6.1 and 1.6.5 for WordPress allow remote attackers to execute arbitrary SQL commands via the (1) search_max parameter in a search action to index.php, which is not properly handled by wpf.class.php, (2) id parameter in an editpost action to index.php, which is not properly handled by wpf-post.php, or (3) topic parameter to feed.php.

Cross-site scripting (XSS) vulnerability in post_alert.php in Alert Before Your Post plugin, possibly 0.1.1 and earlier, for WordPress allows remote attackers to inject arbitrary web script or HTML via the name parameter.

Cross-site scripting (XSS) vulnerability in adminimize/adminimize_page.php in the Adminimize plugin before 1.7.22 for WordPress allows remote attackers to inject arbitrary web script or HTML via the page parameter.

Cross-site scripting (XSS) vulnerability in edit-post.php in the Flexible Custom Post Type plugin before 0.1.7 for WordPress allows remote attackers to inject arbitrary web script or HTML via the id parameter.

Cross-site scripting (XSS) vulnerability in skysa-official/skysa.php in Skysa App Bar Integration plugin, possibly before 1.04, for WordPress allows remote attackers to inject arbitrary web script or HTML via the submit parameter.

Cross-site scripting (XSS) vulnerability in clickdesk.php in ClickDesk Live Support - Live Chat plugin 2.0 for WordPress allows remote attackers to inject arbitrary web script or HTML via the cdwidgetid parameter. NOTE: some of these details are obtained from third party information.

Cross-site scripting (XSS) vulnerability in wp-1pluginjquery.php in the ZooEffect plugin 1.01 for WordPress allows remote attackers to inject arbitrary web script or HTML via the page parameter. NOTE: some of these details are obtained from third party information. NOTE: this has been disputed by a third party.

** DISPUTED ** Cross-site scripting (XSS) vulnerability in lanoba-social-plugin/index.php in the Lanoba Social plugin 1.0 for WordPress allows remote attackers to inject arbitrary web script or HTML via the action parameter. NOTE: the vendor disputes this issue, stating "Lanoba's plug in does sanitize user input, and because that input is never sent to the browser, an attacker has no way of executing script or code on a user's behalf."