Input validation vulnerability in MC4WP: Mailchimp Top Bar 1.6.0

The MC4WP: Mailchimp Top Bar plugin for WordPress has a security vulnerability called Reflected Cross-Site Scripting. This is because the plugin uses a method called add_query_arg without properly protecting the website’s URL. This allows attackers without authorization to inject harmful web scripts onto pages, which can be activated if they can trick a user into clicking a link.

Detected in:

MC4WP: Mailchimp Top Bar fixed vulnerable versions: >= * <= 1.6.0

This information is sourced from www.wpvulnerability.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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