by Justin Sternberg 5 (91 reviews)

CMB2

Name: CMB2
Rating: 5.0 (91 reviews)
Author: Justin Sternberg

CMB2 is a metabox, custom fields, and forms library for WordPress that will blow your mind.

CMB2 ranks #192 among WordPress.org plugins with 300,000+ active installations, is #16 of 2,802 in the Contact Forms category, a 5/5 rating from 91 reviews, and was last updated Oct 27, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7.1.4

v2.13.5 Current Version v2.13.5

Updated 5 days ago Last Update on 27 Oct, 2026

Refreshed 18 hours ago Last Refreshed on

#16 of 2,802 in Contact Forms Top 1% by installs Downloads +311.1% this week Actively maintained

View on WordPress.org

Rank

#192

— No change

Active Installs

300K+

-8.9%

KW Avg Position

28.4

0.4 worse

Downloads

5.7M

+640 today

Support Resolved

— No change

Rating

100%

Review 5 out of 5

5 (91 reviews)

Next Milestone 400K

Total Progress 17.8%

300K+ 400K+

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

Unlock Exact Install Count

See the precise estimated active installs for this plugin, calculated from real-time ranking data.

Exact install estimates within tiers
Track install growth over time
Milestone progress predictions

Upgrade to Pro

Need 82,223 more installs to reach 400K+

Rank Changes

Current #192

Change

Best #

Upgrade to Pro

Unlock 30-day and 90-day rank history charts with a Pro subscription.

Upgrade Now

Active Installs Growth

Upgrade to Pro

Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

Upgrade to Pro

Unlock 30-day, 90-day, and yearly download history charts with a Pro subscription.

Upgrade Now

Reviews & Ratings

5.0

91 reviews

Overall 100%

90 (99%)

0 (0%)

1 (1%)

Security History

Source: WPVulnerability

5 known vulnerabilities on record · 3 in the last 24 months · checked 1 week ago

Oct 1, 2026

CMB2 [cmb2] < 2.13.1

CVE-2026-97336 · Fixed in v2.13.1
Oct 1, 2026

CMB2 [cmb2] < 2.13.2

CVE-2026-102772 · Fixed in v2.13.2
Sep 30, 2026

CMB2 [cmb2] < 2.13.1

CVE-2026-97270 · Fixed in v2.13.1
Apr 3, 2024

CMB2 [cmb2] < 2.11.0

CVE-2024-1792 · Fixed in v2.11.0
Apr 3, 2024

CMB2 [cmb2] < 2.13.0

CVE-2026-80338 · Fixed in v2.13.0

Track This Plugin

Get detailed analytics, keyword tracking, and position alerts delivered to your inbox.

Start Tracking Free

Plugin Details

Version: 2.13.5
Last Updated: Oct 27, 2026
Requires WP: 3.8.0+
Tested Up To: 7.1.4
PHP Version: 7.4 or higher
Author: Justin Sternberg

Support & Rating

Rating: ★ ★ ★ ★ ★ 5
Reviews: 91
Support Threads: 0
Resolved: 0%

Keywords

fields forms metaboxes options settings

Upgrade to Pro

Unlock keyword rankings, search positions, and detailed analytics with a Pro subscription.

Upgrade Now

Similar Plugins

Adminify – White Label, Admin Menu Editor, Login Customizer

6K+ installs

#2,757

Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kits

WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz & More

5M+ installs

Jetpack – AI Agents & MCP, Security, Backup & Analytics

3M+ installs

#17

MC4WP: Mailchimp for WordPress

1M+ installs

#35

Hostinger Reach – AI-Powered Email Marketing for WordPress

Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder

800K+ installs

#81

Joinchat – Enhanced “click to chat”

700K+ installs

#89

View all Contact-forms plugins

TL;DR

AI summary of the plugin's readme

This plugin is for WordPress developers who need to build custom metaboxes, fields, and forms for posts, terms, users, or comments. It solves the problem of manually coding custom fields by providing a flexible, extensible library with hooks for creating and managing custom metadata across the WordPress admin.