Is Lean SMTP Secure?
B
Grade B — Good
Moderate RiskLean SMTP receives a solid Grade B from WP HealthKit's 62-layer security audit, with 179 findings — mostly low-to-medium severity.
Grade
B
Findings
179
Critical
0
Standards
N/A
Active Installs
N/A
Last Audited
Today
What We Found
Hardcoded PasswordHIGH
Missing 'Requires PHP' headerHIGH
Unsafe TRUNCATE TABLE outside uninstall contextHIGH
dbDelta() called without a version-comparison guardHIGH
$wpdb->query() used with raw DDL (TRUNCATE TABLE)HIGH
+ 174 more findings in the full report.
Frequently Asked Questions
Is Lean SMTP safe to use?
Lean SMTP receives a solid Grade B from WP HealthKit's 62-layer security audit, with 179 findings — mostly low-to-medium severity.
How many vulnerabilities does Lean SMTP have?
WP HealthKit's audit found 179 findings for Lean SMTP: 0 critical, 10 high, and 27 medium severity issues.
What is Lean SMTP's security grade?
Lean SMTP has an overall security grade of B (Good) based on WP HealthKit's 62-layer security audit.