CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
What the vulnerability does
The Waitlist Woocommerce ( Back in stock notifier ) plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 2.7.5. 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.
Explanation of Vulnerability in Simple Terms
The Waitlist WooCommerce plugin contains a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the site. An attacker can craft a malicious link that, when clicked by a site visitor, executes JavaScript in their browser. This can lead to session hijacking, credential theft, or defacement. The vulnerability affects all versions up to 2.7.5.
What an attacker can do
Inject and execute malicious JavaScript in visitors' browsers via a crafted link.
Potential impact on your site
Visitors' sessions and credentials can be compromised; site content can be altered or redirected.
Conditions required to exploit
A site visitor must click an attacker-supplied link while logged into or visiting the site.
Key dates
External resources
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