CVE-2026-104313: WPC Estimated Delivery Date for WooCommerce <= 4.0.1 - Reflected Cross-Site Scripting via 'rule_data' Parameter
The WPC Estimated Delivery Date for WooCommerce plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'ruledata' parameter in all versions up to, and including, 4.0.1 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.
Affected Software
Event History
Frequently Asked Questions
Who can exploit this issue, and what user interaction is required?
An unauthenticated attacker can attempt exploitation over the network. They must persuade a victim to perform an action such as clicking a crafted link, causing injected script to execute in the victim's browser.
Which plugin versions are affected?
All versions of WPC Estimated Delivery Date for WooCommerce through 4.0.1, including 4.0.1, are affected.
What is the potential impact if exploitation succeeds?
Because the injected script executes in a victim's browser, the issue can affect confidentiality and integrity. The provided severity vector indicates no direct availability impact.