How many vulnerabilities does Demfilz SMTP Mailer have?

The audit found 203 findings: 2 critical, 11 high, 57 medium severity.

Should I use Demfilz SMTP Mailer?

Based on the latest audit (grade D, risk CRITICAL), review the 203 findings on this page before deciding — higher-risk findings should be weighed against the plugin's alternatives.

Demfilz SMTP Mailer

Q: Is Demfilz SMTP Mailer secure?

WP HealthKit's independent audit rates Demfilz SMTP Mailer overall risk as CRITICAL with a report-card grade of D.

Audited at release

v1.1.0WordPress PluginAudited 14 days ago

Microsoft 365, Google or any SMTP service for WordPress email, with bounce capture and a suppression list so dead addresses are never emailed twice.

CRITICAL

Total Findings

203

Security Grade

Security Findings

203

Critical2

High11

Medium57

Low30

Info103

Executive Summary

Is Demfilz SMTP Mailer secure? In WP HealthKit's independent 2026 audit, Demfilz SMTP Mailer received an overall risk of CRITICAL and a report-card grade of D across 203 findings (2 critical, 11 high severity).

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Security Report Card

PHP Compatibility

Requires PHP 8.0Declared minimum: 7.4Mismatch detected

Categories with Findings

SecurityPHP CompatibilityDatabaseGDPRai-llm-safetyPHP CompatibilityType SafetyHook WiringPerformanceInternationalizationPlugin LifecycleCoding StandardsUpdate SafetyPlugin ConflictscompatibilityWordPress CompatibilityDependencies

Plugin Info

Audit Count: 1
Type: plugin

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PHP Compatibility

Requires PHP 8.0Declared minimum: 7.4Mismatch detected

Demfilz SMTP Mailer

Security Findings

Executive Summary

Security Report Card

PHP Compatibility

Categories with Findings

Plugin Info

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PHP Compatibility

Categories with Findings