WordPress Security Vulnerabilities

CVE-2011-0700

Multiple cross-site scripting (XSS) vulnerabilities in WordPress before 3.0.5 allow remote authenticated users to inject arbitrary web script or HTML via vectors related to (1) the Quick/Bulk Edit title (aka post title or post_title), (2) post_status, (3) comment_status, (4) ping_status, and (5) es...

CVE-2011-0701

wp-admin/async-upload.php in the media uploader in WordPress before 3.0.5 allows remote authenticated users to read (1) draft posts or (2) private posts via a modified attachment_id parameter.

CVE-2011-1762

A flaw exists in Wordpress related to the 'wp-admin/press-this.php 'script improperly checking user permissions when publishing posts. This may allow a user with 'Contributor-level' privileges to post as if they had 'publish_posts' permission.

CVE-2011-3122

Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors related to "Media security."

CVE-2011-3125

Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors related to "Various security hardening."

CVE-2011-3126

WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 allows remote attackers to determine usernames of non-authors via canonical redirects.

CVE-2011-3127

WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 does not prevent rendering for (1) admin or (2) login pages inside a frame in a third-party HTML document, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.

CVE-2011-3128

WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 treats unattached attachments as published, which might allow remote attackers to obtain sensitive data via vectors related to wp-includes/post.php.

CVE-2011-3129

The file upload functionality in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2, when running "on hosts with dangerous security settings," has unknown impact and attack vectors, possibly related to dangerous filenames.

CVE-2011-3130

wp-includes/taxonomy.php in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors related to "Taxonomy query hardening," possibly involving SQL injection.

CVE-2011-3818

WordPress 2.9.2 and 3.0.4 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by wp-admin/includes/user.php and certain other files.

CVE-2011-4669

SQL injection vulnerability in wp-users.php in WordPress Users plugin 1.3 and possibly earlier for WordPress allows remote attackers to execute arbitrary SQL commands via the uid parameter to index.php.

CVE-2011-4898

wp-admin/setup-config.php in the installation component in WordPress 3.3.1 and earlier generates different error messages for requests lacking a dbname parameter depending on whether the MySQL credentials are valid, which makes it easier for remote attackers to conduct brute-force attacks via a ser...

CVE-2011-4899

wp-admin/setup-config.php in the installation component in WordPress 3.3.1 and earlier does not ensure that the specified MySQL database service is appropriate, which allows remote attackers to configure an arbitrary database via the dbhost and dbname parameters, and subsequently conduct static cod...

CVE-2011-4956

Cross-site scripting (XSS) vulnerability in WordPress before 3.1.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

CVE-2011-4957

The make_clickable function in wp-includes/formatting.php in WordPress before 3.1.1 does not properly check URLs before passing them to the PCRE library, which allows remote attackers to cause a denial of service (crash) via a comment with a crafted URL that triggers many recursive calls.

CVE-2011-5107

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.

CVE-2011-5182

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,...

CVE-2011-5216

SQL injection vulnerability in ajax.php in SCORM Cloud For WordPress plugin before 1.0.7 for WordPress allows remote attackers to execute arbitrary SQL commands via the active parameter. NOTE: some of these details are obtained from third party information.

CVE-2011-5270

wp-admin/press-this.php in WordPress before 3.0.6 does not enforce the publish_posts capability requirement, which allows remote authenticated users to perform publish actions by leveraging the Contributor role.

CVE-2012-0287

Cross-site scripting (XSS) vulnerability in wp-comments-post.php in WordPress 3.3.x before 3.3.1, when Internet Explorer is used, allows remote attackers to inject arbitrary web script or HTML via the query string in a POST operation that is not properly handled by the "Duplicate comment detected" ...

CVE-2012-0782

Multiple cross-site scripting (XSS) vulnerabilities in wp-admin/setup-config.php in the installation component in WordPress 3.3.1 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) dbhost, (2) dbname, or (3) uname parameter. NOTE: the vendor disputes the significa...

CVE-2012-0937

wp-admin/setup-config.php in the installation component in WordPress 3.3.1 and earlier does not limit the number of MySQL queries sent to external MySQL database servers, which allows remote attackers to use WordPress as a proxy for brute-force attacks or denial of service attacks via the dbhost pa...

CVE-2012-1936

The wp_create_nonce function in wp-includes/pluggable.php in WordPress 3.3.1 and earlier associates a nonce with a user account instead of a user session, which might make it easier for remote attackers to conduct cross-site request forgery (CSRF) attacks on specific actions and objects by sniffing...

CVE-2012-2399

Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFupload 2.2.0.1 and earlier, as used in WordPress before 3.5.2, TinyMCE Image Manager 1.1 and earlier, and other products allows remote attackers to inject arbitrary web script or HTML via the buttonText parameter, a different vulnerabi...

CVE-2012-2400

Unspecified vulnerability in wp-includes/js/swfobject.js in WordPress before 3.3.2 has unknown impact and attack vectors.

CVE-2012-2401

Plupload before 1.5.4, as used in wp-includes/js/plupload/ in WordPress before 3.3.2 and other products, enables scripting regardless of the domain from which the SWF content was loaded, which allows remote attackers to bypass the Same Origin Policy via crafted content.

CVE-2012-2402

wp-admin/plugins.php in WordPress before 3.3.2 allows remote authenticated site administrators to bypass intended access restrictions and deactivate network-wide plugins via unspecified vectors.

CVE-2012-2403

wp-includes/formatting.php in WordPress before 3.3.2 attempts to enable clickable links inside attributes, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via unspecified vectors.

CVE-2012-2404

wp-comments-post.php in WordPress before 3.3.2 supports offsite redirects, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via unspecified vectors.

CVE-2012-2633

Cross-site scripting (XSS) vulnerability in wassup.php in the WassUp plugin before 1.8.3.1 for WordPress allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.

CVE-2012-3383

The map_meta_cap function in wp-includes/capabilities.php in WordPress 3.4.x before 3.4.2, when the multisite feature is enabled, does not properly assign the unfiltered_html capability, which allows remote authenticated users to bypass intended access restrictions and conduct cross-site scripting ...

CVE-2012-3384

Cross-site request forgery (CSRF) vulnerability in the customizer in WordPress before 3.4.1 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

CVE-2012-3385

WordPress before 3.4.1 does not properly restrict access to post contents such as private or draft posts, which allows remote authors or contributors to obtain sensitive information via unknown vectors.

CVE-2012-3414

Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFUpload 2.2.0.1 and earlier, as used in WordPress before 3.3.2, TinyMCE Image Manager 1.1, and other products, allows remote attackers to inject arbitrary web script or HTML via the movieName parameter, related to the "ExternalInterface...

CVE-2012-3578

Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct reques...

CVE-2012-3588

Directory traversal vulnerability in preview.php in the Plugin Newsletter plugin 1.5 for WordPress allows remote attackers to read arbitrary files via a .. (dot dot) in the data parameter.

CVE-2012-4271

Multiple cross-site scripting (XSS) vulnerabilities in bad-behavior-wordpress-admin.php in the Bad Behavior plugin before 2.0.47 and 2.2.x before 2.2.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) PATH_INFO, (2) httpbl_key, (3) httpbl_maxage, (4) httpbl_th...

CVE-2012-4421

The create_post function in wp-includes/class-wp-atom-server.php in WordPress before 3.4.2 does not perform a capability check, which allows remote authenticated users to bypass intended access restrictions and publish new posts by leveraging the Contributor role and using the Atom Publishing Proto...

CVE-2012-4422

wp-admin/plugins.php in WordPress before 3.4.2, when the multisite feature is enabled, does not check for network-administrator privileges before performing a network-wide activation of an installed plugin, which might allow remote authenticated users to make unintended plugin changes by leveraging...

CVE-2012-4448

Cross-site request forgery (CSRF) vulnerability in wp-admin/index.php in WordPress 3.4.2 allows remote attackers to hijack the authentication of administrators for requests that modify an RSS URL via a dashboard_incoming_links edit action.

CVE-2012-5229

Cross-site scripting (XSS) vulnerability in css/gallery-css.php in the Slideshow Gallery2 plugin for WordPress allows remote attackers to inject arbitrary web script or HTML via the border parameter.

CVE-2012-5349

Multiple cross-site scripting (XSS) vulnerabilities in pay.php in the Pay With Tweet plugin before 1.2 allow remote attackers to inject arbitrary web script or HTML via the (1) link, (2) title, or (3) dl parameter.

CVE-2012-5350

SQL injection vulnerability in the Pay With Tweet plugin before 1.2 for WordPress allows remote authenticated users with certain permissions to execute arbitrary SQL commands via the id parameter in a paywithtweet shortcode.

CVE-2012-5868

WordPress 3.4.2 does not invalidate a wordpress_sec session cookie upon an administrator's logout action, which makes it easier for remote attackers to discover valid session identifiers via a brute-force attack, or modify data via a replay attack.

CVE-2012-6527

Cross-site scripting (XSS) vulnerability in the My Calendar plugin before 1.10.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO.

CVE-2012-6633

Cross-site scripting (XSS) vulnerability in wp-includes/default-filters.php in WordPress before 3.3.3 allows remote attackers to inject arbitrary web script or HTML via an editable slug field.

CVE-2012-6634

wp-admin/media-upload.php in WordPress before 3.3.3 allows remote attackers to obtain sensitive information or bypass intended media-attachment restrictions via a post_id value.

CVE-2012-6635

wp-admin/includes/class-wp-posts-list-table.php in WordPress before 3.3.3 does not properly restrict excerpt-view access, which allows remote authenticated users to obtain sensitive information by visiting a draft.

CVE-2012-6707

WordPress through 4.8.2 uses a weak MD5-based password hashing algorithm, which makes it easier for attackers to determine cleartext values by leveraging access to the hash values. NOTE: the approach to changing this may not be fully compatible with certain use cases, such as migration of a WordPre...