BQE BillQuick Web Suite 2018 through 2021 before 22.0.9.1 allows SQL injection for unauthenticated remote code execution, as exploited in the wild in October 2021 for ransomware installation. SQL injection can, for example, use the txtID (aka username) parameter. Successful exploitation can include the ability to execute arbitrary code as MSSQLSERVER$ via xp_cmdshell.

Missing Authorization vulnerability in Arshid WooCommerce Quick View allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects WooCommerce Quick View: from n/a through 1.1.1.

Deserialization of Untrusted Data vulnerability in NotFound Quick Count allows Object Injection. This issue affects Quick Count: from n/a through 3.00.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Fahad Mahmood WP Quick Shop allows Reflected XSS.This issue affects WP Quick Shop: from n/a through 1.3.1.

Missing Authorization vulnerability in Arul Prasad J WP Quick Post Duplicator allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP Quick Post Duplicator: from n/a through 2.0.

Missing Authorization vulnerability in Fullworks Quick Paypal Payments allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quick Paypal Payments: from n/a through 5.7.25.

Missing Authorization vulnerability in Fullworks Quick Contact Form allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quick Contact Form : from n/a through 8.0.3.1.

Missing Authorization vulnerability in Fullworks Quick Event Manager allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quick Event Manager: from n/a through 9.7.4.

Multiple plugins for WordPress are vulnerable to Stored Cross-Site Scripting via the plugin's bundled FancyBox JavaScript library (versions 1.3.4 to 3.5.7) in various versions 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 Quick License Manager – WooCommerce Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'submit_qlm_products' parameter in all versions up to, and including, 2.4.17 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.