CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
What the vulnerability does
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in MailMunch MailChimp Forms by MailMunch allows Stored XSS.This issue affects MailChimp Forms by MailMunch: from n/a through 3.2.2.
Explanation of Vulnerability in Simple Terms
MailChimp Forms by MailMunch versions up to 3.2.2 contain a cross-site scripting vulnerability that allows authenticated users to inject malicious scripts. The vulnerability requires user interaction and affects the scope beyond the vulnerable component. An attacker with low-level access can craft a malicious request that, when visited by another user, executes arbitrary JavaScript in their browser.
What an attacker can do
Inject malicious JavaScript that runs in other users' browsers when they interact with the form.
Potential impact on your site
Attackers with user accounts can steal session cookies, redirect visitors, or deface form content affecting all site users.
Conditions required to exploit
Attacker must have a low-level user account and the victim must visit a page containing the malicious form.
Key dates
External resources
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