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Input validation vulnerability in FluentSMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin 2.2.2

  • Severity: low-risk
  • Status: Fixed
  • Publication: March 3, 2023

The FluentSMTP plugin for WordPress is not secure in versions up to 2.2.3. It does not properly check what is sent and how it is shown. This means that malicious people can add harmful code to webpages that will run when a user visits them. This code can do bad things like taking over accounts or stealing personal information.

Detected in:

FluentSMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin fixed vulnerable versions: >= * <= 2.2.2
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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