What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in primersoftware Primer MyData for Woocommerce primer-mydata allows Reflected XSS.This issue affects Primer MyData for Woocommerce: from n/a through <= 4.2.5.
Explanation of Vulnerability in Simple Terms
02Summary
Primer MyData for WooCommerce versions 4.2.5 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages. An attacker can craft a malicious link that, when clicked by a site visitor, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or unauthorized actions performed on behalf of the victim.
What an attacker can do
03Attacker Capabilities
Inject and execute malicious JavaScript in visitors' browsers to steal data or perform actions as the victim.
Potential impact on your site
04Site Impact
Visitors to your site could have their sessions hijacked, credentials stolen, or be redirected to malicious sites without your knowledge.
Conditions required to exploit
05Prerequisites
Attacker must trick a site visitor into clicking a malicious link (user interaction required). No authentication needed.
Key dates
06Disclosure timeline
August 14, 2025
CVE published
April 28, 2026
Record updated