How many vulnerabilities does MME-Mail to SMTP have?

The audit found 212 findings: 0 critical, 50 high, 36 medium severity.

Should I use MME-Mail to SMTP?

Based on the latest audit (grade C, risk HIGH), review the 212 findings on this page before deciding — higher-risk findings should be weighed against the plugin's alternatives.

MME-Mail to SMTP

Q: Is MME-Mail to SMTP secure?

WP HealthKit's independent audit rates MME-Mail to SMTP overall risk as HIGH with a report-card grade of C.

Audited at release

v0.16.0WordPress PluginAudited Today

Sends WordPress email through Gmail, SendGrid, Mailgun, Brevo, Postmark, Resend, SMTP2GO or any SMTP server - and tells you when a message fails.

HIGH

Total Findings

212

Security Grade

Security Findings

212

Critical0

High50

Medium36

Low81

Info45

Executive Summary

Is MME-Mail to SMTP secure? In WP HealthKit's independent 2026 audit, MME-Mail to SMTP received an overall risk of HIGH and a report-card grade of C across 212 findings (0 critical, 50 high severity).

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Security Report Card

PHP Compatibility

Requires PHP 8.1Declared minimum: 8.0Mismatch detected

Categories with Findings

PHP CompatibilityDatabaseCoding StandardsTheme StandardsPHP CompatibilityDependency SecurityType SafetyInternationalizationSecurityWordPress CompatibilityPlugin ConflictsPerformancecompatibility

Plugin Info

Audit Count: 1
Type: plugin

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PHP Compatibility

Requires PHP 8.1Declared minimum: 8.0Mismatch detected

Categories with Findings

PHP CompatibilityDatabaseCoding StandardsTheme StandardsPHP CompatibilityDependency SecurityType SafetyInternationalizationSecurityWordPress CompatibilityPlugin ConflictsPerformancecompatibility

MME-Mail to SMTP

Security Findings

Executive Summary

Security Report Card

PHP Compatibility

Categories with Findings

Plugin Info

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PHP Compatibility

Categories with Findings