What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in fatcatapps GetResponse Forms getresponse allows Stored XSS.This issue affects GetResponse Forms: from n/a through <= 2.6.0.
Explanation of Vulnerability in Simple Terms
02Summary
GetResponse Forms versions 2.6.0 and earlier contain a cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they interact with affected form pages. The vulnerability requires user interaction and can affect confidentiality, integrity, and availability of the application.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view or interact with forms.
Potential impact on your site
04Site Impact
Users' sessions could be compromised, form data stolen, or site functionality disrupted through injected scripts.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account and the victim must visit a page containing the malicious form.
Key dates
06Disclosure timeline
September 22, 2025
CVE published
April 28, 2026
Record updated