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Mailchimp Forms By Mailmunch vulnerabilities

6 tracked advisories · slug mailchimp-forms-by-mailmunch

Important: Mailchimp Forms By Mailmunch appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

6

Latest advisory

4 August 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

mailchimp-forms-by-mailmunch

Plugin

What this means for Mailchimp Forms By Mailmunch

This catalog lists 6 known advisories affecting Mailchimp Forms By Mailmunch. The most recent was published on 4 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • MailChimp Forms by MailMunch <= 3.2.7 - Missing Authorization to Authenticated (Subscriber+) MailMunch Integration Takeover via 'sign_in' AJAX Action

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 4 August 2026

  • MailChimp Forms by MailMunch <= 3.2.3 - Reflected Cross-Site Scripting

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 19 November 2024

  • MailChimp Forms by MailMunch <= 3.2.1 - Cross-Site Request Forgery

    May trick authenticated users into performing unintended actions.

    Published 10 April 2024

Vulnerability types

  • Cross-site scripting2
  • CSRF2

Authentication (inferred from titles)

  • Unauthenticated0
  • Authenticated2
  • Unspecified4

Advisory history

Known Mailchimp Forms By Mailmunch advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed Mailchimp Forms By Mailmunch version against this catalog when the Defence plugin is connected to your WordPress site.

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