Mailmunch Forms for Mailchimp

79 Quality Score

Active Installs

18/30

With 10,000 active installs it is a small-to-mid tier plugin, far behind MC4WP's one million plus installs, so the audience is modest.

Update Freshness

25/25

Last updated July 2026 and tested against WordPress 7.0, which is a strong recent maintenance signal.

User Rating

14/15

A 92 out of 100 from 372 reviewers indicates strong, consistent user satisfaction.

Support Health

8/15

Zero support threads and zero resolutions is a yellow flag, though it may simply reflect an active install base that has not needed help.

WP Compatibility

15/15

Compatibility is full marks, running on WordPress 4.0 and up and verified against the current 7.0 release.

Scores higher than 73% of indexed plugins

About

The easiest way to convert your site visitors into email subscribers.

Active Installs 10k+

Rating ★★★★½ 4.6/5

Last Updated 2026-07-06 3:16pm GMT

Requires WordPress 4.0+

Tested Up To 7.0.4

Security History

6 known vulnerabilities, all patched

1 High 5 Medium

Most recent: August 4, 2026

View details ▸

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

August 4, 2026 Patched in ["3.2.8"] CVE-2026-7520

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

November 19, 2024 Patched in ["3.2.4"] CVE-2024-8726

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

April 10, 2024 Patched in ["3.2.2"] CVE-2024-31378

MailChimp Forms by MailMunch <= 3.2.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Medium

March 25, 2024 Patched in ["3.2.3"] CVE-2024-29793

MailChimp Forms by MailMunch <= 3.1.7 - Cross-Site Request Forgery via Multiple AJAX actions Medium

October 12, 2023 Patched in ["3.1.8"] CVE-2023-45748

MailChimp Forms by MailMunch <= 3.1.4 - Missing Authorization via multiple AJAX actions Medium

August 11, 2023 Patched in ["3.1.5"] CVE-2023-40203

What It Does

Mailmunch Forms for Mailchimp is a WordPress plugin that lets you build opt-in forms (pop-ups, embedded boxes, slide-ins) and pipe the collected email addresses straight into a Mailchimp audience. It focuses on the front-end form experience and basic list management rather than deep email automation or transactional sends.

Who It's For

This plugin fits small business owners, bloggers, and marketers running a Mailchimp account who want a guided, visual form builder without touching custom code or CSS. It is also a reasonable pick for sites that want pre-built templates and quick deployment of lead-capture widgets across posts and pages.

Who Should Skip It

If you already use Contact Form 7, WooCommerce, or need to push subscribers from multiple sources into several email platforms, skip this plugin and choose a more flexible connector like MC4WP or the Contact Form 7 extensions. Power users who want segmentation rules, tagging logic, or advanced automation on the WordPress side will also find Mailmunch too lightweight.

The Bottom Line

Mailmunch Forms for Mailchimp is a competent, well-maintained opt-in form builder with excellent ratings and current compatibility, but its small install base and quiet support forum make it harder to recommend over the dominant MC4WP. It is a solid choice for casual Mailchimp users who value visual templates over flexibility, and a questionable one for anyone needing scale, deep integrations, or proven multi-ESP support.

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