The All-In-One Security (AIOS) WordPress plugin before 5.0.8 is susceptible to IP Spoofing attacks, which can lead to bypassed security features (like IP blocks, rate limiting, brute force protection, and more).

The WP-Polls WordPress plugin before 2.76.0 prioritizes getting a visitor's IP from certain HTTP headers over PHP's REMOTE_ADDR, which makes it possible to bypass IP-based limitations to vote in certain situations.

Authorization Bypass Through User-Controlled Key in NPM url-parse prior to 1.5.7.

Unauthenticated attackers can rename "rooms" of arbitrary users.

Authorization Bypass Through User-Controlled Key vulnerability in ameliabooking Amelia allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Amelia: from n/a through 1.2.16.

Unauthenticated attackers can rename arbitrary devices of arbitrary users (i.e., EV chargers).

The WPC Smart Wishlist for WooCommerce plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.0.3 via several wishlist AJAX functions due to missing validation on a user controlled key that is exposed when wishlists are shared. This makes it possible for unauthenticated attackers to empty and add to other user's wishlists, if they have access to the key.

The Wisly plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.0.0 due to missing validation on the 'wishlist_id' user controlled key. This makes it possible for unauthenticated attackers to remove and add items to other user's wishlists.

The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.36.0 via the submit_quizzes() function due to missing validation on the 'entry_id' user controlled key. This makes it possible for unauthenticated attackers to modify other user's quiz submissions.