What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in shoutoutglobal ShoutOut shoutout allows Reflected XSS.This issue affects ShoutOut: from n/a through <= 4.0.2.
Explanation of Vulnerability in Simple Terms
02Summary
ShoutOut versions up to 4.0.2 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages. The vulnerability requires user interaction—typically clicking a malicious link—and can affect multiple users or sessions. An attacker can steal session tokens, redirect users, or deface page content.
What an attacker can do
03Attacker Capabilities
Inject malicious JavaScript that runs in users' browsers to steal data, redirect them, or modify page content.
Potential impact on your site
04Site Impact
Users visiting crafted links may have sessions hijacked, credentials stolen, or see altered site content.
Conditions required to exploit
05Prerequisites
Attacker crafts a malicious link; victim must click it or visit a compromised page.
Key dates
06Disclosure timeline
January 22, 2026
CVE published
April 28, 2026
Record updated