What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in DeluxeThemes Private Messages for UserPro userpro-messaging allows Reflected XSS.This issue affects Private Messages for UserPro: from n/a through <= 4.10.0.
Explanation of Vulnerability in Simple Terms
02Summary
Private Messages for UserPro versions up to 4.10.0 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a site user, 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 a user's browser to steal session tokens, credentials, or perform actions as that user.
Potential impact on your site
04Site Impact
Users of your site can be tricked into visiting malicious links that steal their login sessions or personal data.
Conditions required to exploit
05Prerequisites
The victim must visit a malicious link or page controlled by the attacker while logged into the site.
Key dates
06Disclosure timeline
January 21, 2025
CVE published
April 28, 2026
Record updated