What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Aphotrax Uptime Robot Plugin for WordPress uptime-robot-monitor allows DOM-Based XSS.This issue affects Uptime Robot Plugin for WordPress: from n/a through <= 2.3.
Explanation of Vulnerability in Simple Terms
02Summary
The Uptime Robot Plugin for WordPress versions 2.3 and earlier contains a cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers, including site administrators. The vulnerability requires user interaction—typically clicking a malicious link. This can lead to account compromise, data theft, or unauthorized site modifications.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers, potentially stealing credentials or modifying site content.
Potential impact on your site
04Site Impact
Administrators and other users could have their sessions hijacked, credentials stolen, or site settings altered without their knowledge.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress account and trick a user (often an admin) into clicking a malicious link.
Key dates
06Disclosure timeline
March 31, 2025
CVE published
April 28, 2026
Record updated