FluentSMTP <= 2.2.2 - Authenticated (Author+) Stored Cross-Site Scripting via Email Logs

3.8
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-0219
CVSS 3.8 (Low)
Publicly Published March 3, 2023
Last Updated March 8, 2023
Researcher Vaibhav Rajput

Description

The FluentSMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via sending mail (thus adding the payload into the logs of sent emails) in versions up to 2.2.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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1 affected software package

Software Type Plugin
Software Slug fluent-smtp (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.2.3, or a newer patched version
Affected Version
  • <= 2.2.2
Patched Version
  • 2.2.3

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