What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Themepoints Team Showcase team-showcase allows Stored XSS.This issue affects Team Showcase: from n/a through <= 2.9.
Explanation of Vulnerability in Simple Terms
02Summary
Team Showcase versions 2.9 and earlier contain a cross-site scripting vulnerability that allows authenticated users to inject malicious scripts. An attacker with low-level access can craft a malicious link or page that, when visited by another user, executes arbitrary JavaScript in their 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 other users' browsers to steal sessions or perform unauthorized actions.
Potential impact on your site
04Site Impact
Authenticated users' accounts and data are at risk if they interact with malicious content crafted by lower-privileged attackers.
Conditions required to exploit
05Prerequisites
Attacker must have low-level user account access; victim must click a malicious link or visit an attacker-controlled page.
Key dates
06Disclosure timeline
January 6, 2026
CVE published
April 28, 2026
Record updated