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Access violation vulnerability in POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications 2.8.7

  • Severity: critical
  • Status: Fixed
  • Publication: January 10, 2024

The POST SMTP Mailer plugin for WordPress has a security issue that allows unauthorized users to access and change data. This is due to a problem with the connect-app REST endpoint in all versions up to 2.8.7. This means that attackers without proper authentication can reset the API key and view logs, including password reset emails, which could lead to taking over the website. This vulnerability has been identified as CVE-2023-52233.

Detected in:

POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications fixed vulnerable versions:
Post SMTP – The Complete WP SMTP Plugin with Email Logs and Mobile app for email Failure Notifications fixed vulnerable versions:
Post SMTP – The WordPress SMTP Plugin with Email Logs and Mobile App for Email Failure Notifications fixed vulnerable versions:
Post SMTP – WordPress SMTP Plugin with Email Logs and Mobile App for Failure Notifications – Gmail SMTP, Office 365, Brevo, Mailgun, Amazon SES and more fixed vulnerable versions:
Post SMTP – WP SMTP Plugin with Email Logs & Mobile App for Failure Alerts – Any SMTP Plus Gmail SMTP, Office 365, Brevo, Mailgun, Amazon SES, Postmark 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

  • Incorrect?

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