CVE-2024-43211 MEDIUM

CVE-2024-43211: WordPress MailChimp Subscribe Form plugin <=4.0.9.9 - Stored Cross-Site Scripting vulnerability

Vendor Pluginops
Product MailChimp Subscribe Forms
Weakness CWE-79 · XSS
Published November 1, 2024
Last update April 28, 2026

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PluginOps MailChimp Subscribe Forms allows Stored XSS.This issue affects MailChimp Subscribe Forms : from n/a through 4.0.9.9.

Explanation of Vulnerability in Simple Terms

02Summary

MailChimp Subscribe Forms versions up to 4.0.9.9 contain a cross-site scripting (XSS) vulnerability that allows authenticated administrators to inject malicious scripts. The vulnerability requires user interaction and affects the integrity and confidentiality of site data. Site owners should update to a version newer than 4.0.9.9.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in users' browsers when they interact with the form.

Potential impact on your site

04Site Impact

An admin account could be compromised to inject scripts affecting site visitors' data or sessions.

Conditions required to exploit

05Prerequisites

Attacker must have administrator privileges and trick a user into visiting a malicious link or page.

Key dates

06Disclosure timeline

November 1, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE