The Form Builder CP WordPress plugin before 1.2.32 does not sanitise and escape some of its form 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)
The Video Conferencing with Zoom WordPress plugin before 3.8.17 does not have authorisation in its vczapi_get_wp_users AJAX action, allowing any authenticated users, such as subscriber to download the list of email addresses registered on the blog
The Sync QCloud COS WordPress plugin before 2.0.1 does not escape some of its settings, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
The CommonsBooking WordPress plugin before 2.6.8 does not sanitise and escape the location parameter of the calendar_data AJAX action (available to unauthenticated users) before it is used in dynamically constructed SQL queries, leading to an unauthenticated SQL injection
The BulletProof Security WordPress plugin before 6.1 does not sanitize and escape some of its CAPTCHA settings, which could allow high-privileged users to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed
The Easy SVG Support WordPress plugin before 3.3.0 does not sanitise uploaded SVG files, which could allow users with a role as low as Author to upload a malicious SVG containing XSS payloads
The Crowdsignal Dashboard WordPress plugin before 3.0.8 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting
The WordPress Infinite Scroll WordPress plugin before 5.6.0.3 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
The Multi-page Toolkit WordPress plugin through 2.6 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack and lead to Stored Cross-Site Scripting due to the lack of sanitisation and escaping as well
The FoxyShop WordPress plugin before 4.8.2 does not sanitise and escape a parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting
The Download Monitor WordPress plugin before 4.5.98 does not ensure that files to be downloaded are inside the blog folders, and not sensitive, allowing high privilege users such as admin to download the wp-config.php or /etc/passwd even in an hardened environment or multisite setup.
The Leaflet Maps Marker (Google Maps, OpenStreetMap, Bing Maps) WordPress plugin before 3.12.5 does not properly sanitize some parameters before inserting them into SQL queries. As a result, high privilege users could perform SQL injection attacks.
The Gmedia Photo Gallery WordPress plugin before 1.20.0 does not sanitise and escape the Album's name before outputting it in pages/posts with a media embed, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered-html capability is disallowed
The Simple Quotation WordPress plugin through 1.3.2 does not have CSRF check when creating or editing a quote and does not sanitise and escape Quotes. As a result, attacker could make a logged in admin create or edit arbitrary quote, and put Cross-Site Scripting payloads in them
The External Links in New Window / New Tab WordPress plugin before 1.43 does not ensure window.opener is set to "null" when links to external sites are clicked, which may enable tabnabbing attacks to occur.
The Ad Injection WordPress plugin through 1.2.0.19 does not properly sanitize the body of the adverts injected into the pages, allowing a high privileged user (Admin+) to inject arbitrary HTML or javascript even with unfiltered_html disallowed, leading to a stored cross-site scripting (XSS) vulnerability. Further it is also possible to inject PHP code, leading to a Remote Code execution (RCE) vulnerability, even if the DISALLOW_FILE_EDIT and DISALLOW_FILE_MOD constants are both set.
The mTouch Quiz WordPress plugin through 3.1.3 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 when the unfiltered_html capability is disallowed (for example in multisite setup)
The Editorial Calendar WordPress plugin before 3.8.3 does not sanitise and escape its settings, allowing users with roles as low as contributor to inject arbitrary web scripts in the plugin admin panel, enabling a Stored Cross-Site Scripting vulnerability targeting higher privileged users.
Brave before 1.34, when a Private Window with Tor Connectivity is used, leaks .onion URLs in Referer and Origin headers. NOTE: although this was fixed by Brave, the Brave documentation still advises "Note that Private Windows with Tor Connectivity in Brave are just regular private windows that use Tor as a proxy. Brave does NOT implement most of the privacy protections from Tor Browser."
The SpeakOut! Email Petitions WordPress plugin before 2.14.15.1 does not sanitise and escape the id parameter before using it in a SQL statement via the dk_speakout_sendmail AJAX action, leading to an SQL Injection exploitable by unauthenticated users