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Access violation vulnerability in Post SMTP – Complete SMTP Solution with Logs, Alerts, Backup SMTP & Mobile App 3.6.0

  • Severity: critical
  • Status: Fixed
  • Publication: October 31, 2025

A popular plugin for WordPress called Post SMTP has a security issue that could allow hackers to access private information. This is because the plugin does not have proper security checks in place. As a result, attackers could potentially read any emails that were sent through the plugin, including ones that contain password reset links. This could lead to them taking over user accounts.

Detected in:

Post SMTP – Complete SMTP Solution with Logs, Alerts, Backup SMTP & Mobile App fixed vulnerable versions:

This information is sourced from www.wpvulnerability.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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