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 Social Media Widget WordPress plugin before 4.0.9 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Several plugins for WordPress by Inisev are vulnerable to Cross-Site Request Forgery to unauthorized installation of plugins due to a missing nonce check on the handle_installation function that is called via the inisev_installation AJAX aciton in various versions. This makes it possible for unauthenticated attackers to install plugins from the limited list via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Several plugins for WordPress by Inisev are vulnerable to unauthorized installation of plugins due to a missing capability check on the handle_installation function that is called via the inisev_installation AJAX aciton in various versions. This makes it possible for authenticated attackers with minimal permissions, such as subscribers, to install select plugins from Inisev on vulnerable sites. CVE-2023-38514 appears to be a duplicate of this vulnerability.

Cross-Site Request Forgery (CSRF) vulnerability in akhlesh-nagar, a.Ankit Social Media Icons Widget plugin <= 1.6 versions.

The acx_asmw_saveorder_callback function in function.php in the acurax-social-media-widget plugin before 3.2.6 for WordPress has CSRF via the recordsArray parameter to wp-admin/admin-ajax.php, with resultant social_widget_icon_array_order XSS.

Social Media Widget (social-media-widget) plugin 4.0 for WordPress contains an externally introduced modification (Trojan Horse), which allows remote attackers to force the upload of arbitrary files.