Captcha Code
GDPR compatible captcha anti-spam protection for login form, comments form, registration form & lost password form. Eliminate spam with captcha.
Captcha Code ranks #446 among WordPress.org plugins with 100,000+ active installations, is #17 of 2,930 in the Discussion & Community category, a 3.9/5 rating from 35 reviews, and was last updated Sep 21, 2026. Data from WordPress.org, refreshed twice daily — see methodology.
Next Milestone 200K
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Downloads Growth
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Support Threads Overview
Security History
Source: WPVulnerability3 known vulnerabilities on record · 1 in the last 24 months · checked 1 week ago
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Captcha Code [captcha-code-authentication] < 3.33
CVE-2026-94457 · Fixed in v3.33
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Captcha Code [captcha-code-authentication] < 3.0
CVE-2023-48745 · Fixed in v3.0
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Captcha Code [captcha-code-authentication] < 2.8
CVE-2022-37411 · Fixed in v2.8
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- Version
- 3.33
- Last Updated
- Sep 21, 2026
- Requires WP
- 3.0+
- Tested Up To
- 7.1
- PHP Version
- 5.2 or higher
- Author
- WebFactory
Support & Rating
- Rating
- ★ ★ ★ ★ ☆ 3.9
- Reviews
- 35
- Support Threads
- 1
- Resolved
- 100%
Keywords
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TL;DR
AI summary of the plugin's readmeThis plugin is for WordPress site owners who want to block spam submissions without relying on third-party services. It adds a GDPR-compatible image-based captcha to login, comment, registration, and lost password forms to stop automated bots without using external services or user-identifiable data.
- Comments form protection
- Login form protection
- Registration form protection
- Lost password form protection
- Configurable letter case
- Configurable captcha type
- Translation enabled
Frequently Asked Questions
Common questions about Captcha Code
