The WP Ghost (Hide My WP Ghost) – Security & Firewall plugin for WordPress is vulnerable to Login Page Dislcosure in all versions up to, and including, 5.3.02. This is due to the plugin not properly restricting the /wp-register.php path. This makes it possible for unauthenticated attackers to discover the hidden login page location.

The WP Hide & Security Enhancer plugin for WordPress is vulnerable to arbitrary file contents deletion due to a missing authorization and insufficient file path validation in the file-process.php in all versions up to, and including, 2.5.1. This makes it possible for unauthenticated attackers to delete the contents of arbitrary files on the server, which can break the site or lead to data loss.

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.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in All In One WP Security & Firewall Team All In One WP Security & Firewall allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects All In One WP Security & Firewall: from n/a through 5.2.4.

The Jetpack – WP Security, Backup, Speed, & Growth plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpvideo shortcode in all versions up to, and including, 13.3.1 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.

The WP Encryption – One Click Free SSL Certificate & SSL / HTTPS Redirect to Force HTTPS, SSL Score plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.0 via exposed Private key files. This makes it possible for unauthenticated attackers to extract sensitive data including TLS Certificate Private Keys

Cross-Site Request Forgery (CSRF) vulnerability in All In One WP Security & Firewall Team All In One WP Security & Firewall.This issue affects All In One WP Security & Firewall: from n/a through 5.2.6.

The WP Cerber Security plugin for WordPress is vulnerable to stored cross-site scripting via the log parameter when logging in to the site in versions up to, and including, 9.1. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The WP Security Question plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0.5. This is due to missing or incorrect nonce validation on the save() function. This makes it possible for unauthenticated attackers to modify the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The WP Cerber Security, Anti-spam & Malware Scan WordPress plugin before 9.3.3 does not properly block access to the REST API users endpoint when the blog is in a subdirectory, which could allow attackers to bypass the restriction in place and list users