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Input validation vulnerability in FluentSMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin 2.2.4

  • Severity: high-risk
  • Status: Fixed
  • Publication: July 6, 2023

The FluentSMTP plugin for WordPress is a security risk in versions up to, and including, 2.2.4. Without proper input sanitization and output escaping, malicious attackers could inject web scripts into pages. This would mean that these scripts would run every time someone visits the page.

Detected in:

FluentSMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin fixed vulnerable versions: >= * <= 2.2.4
FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, MailGun, Postmark, Google and Any SMTP Provider 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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