The Integration for Contact Form 7 and Zoho CRM, Bigin WordPress plugin before 1.2.4 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin
The CRM Perks Forms plugin for WordPress is vulnerable to Stored Cross-Site Scripting via form settings in versions up to, and including, 1.1.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
The Contact Form Entries WordPress plugin before 1.2.4 does not sanitise and escape various parameters, such as form_id, status, end_date, order, orderby and search before outputting them back in the admin page
The Contact Form Entries WordPress plugin before 1.1.7 does not validate, sanitise and escape the IP address retrieved via headers such as CLIENT-IP and X-FORWARDED-FOR, allowing unauthenticated attackers to perform Cross-Site Scripting attacks against logged in admins viewing the created entry