CM E-Mail Blacklist - Simple email filtering for safer registration
Block unwanted email registrations on your site with this email blacklist plugin. Protect your site by preventing spam sign-ups.
CM E-Mail Blacklist ranks #7,695 among WordPress.org plugins with 800+ active installations, is #367 of 3,349 in the Communication category, a 4.5/5 rating from 8 reviews, and was last updated May 23, 2026. Data from WordPress.org, refreshed twice daily — see methodology.
Next Milestone 900
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Security History
Source: WPVulnerability5 known vulnerabilities on record · 4 in the last 24 months · checked 1 month ago
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CM E-Mail Blacklist – Simple email filtering for safer registration [cm-email-blacklist] < 1.6.3
CVE-2026-0691 · Fixed in v1.6.3
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CM E-Mail Blacklist – Simple email filtering for safer registration [cm-email-blacklist] < 1.5.3
CVE-2025-24758 · Fixed in v1.5.3
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CM E-Mail Blacklist – Simple email filtering for safer registration [cm-email-blacklist] < 1.5.6
CVE-2025-24694 · Fixed in v1.5.6
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CM E-Mail Blacklist – Simple email filtering for safer registration [cm-email-blacklist] < 1.5.4
CVE-2024-11202 · Fixed in v1.5.4
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CM E-Mail Blacklist – Simple email filtering for safer registration [cm-email-blacklist] < 1.4.9
CVE-2024-5167 · Fixed in v1.4.9
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- Version
- 1.6.5
- Last Updated
- May 23, 2026
- Requires WP
- 5.4.0+
- Tested Up To
- 7
- PHP Version
- 5.2.4 or higher
- Author
- CreativeMindsSolutions
Support & Rating
- Rating
- ★ ★ ★ ★ ★ 4.5
- Reviews
- 8
- Support Threads
- 0
- Resolved
- 0%
Keywords
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TL;DR
AI summary of the plugin's readmeThis plugin is for WordPress site owners who want to control who can register on their site. It solves the problem of spam or unauthorized registrations by letting admins blacklist or whitelist users based on email, domain, or IP address.
- Email blacklist feature
- Domain whitelist feature
- IP whitelist feature
- SpamAssassin domain list support
- Editable front-end labels and messages
- Domain and email tester tool
Frequently Asked Questions
Common questions about CM E-Mail Blacklist - Simple email filtering for safer registration