YaySMTP <= 2.4.5 - Unauthenticated Stored Cross-Site Scripting via Email

7.2
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-3093
CVSS 7.2 (High)
Publicly Published June 12, 2023
Last Updated July 12, 2023
Researcher Alex Thomas - Wordfence

Description

The YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via email contents in versions up to, and including, 2.4.5 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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Vulnerability Details for YaySMTP – 15+ SMTP Services and Full Email Logs in One Plugin

Software Type Plugin
Software Slug yaysmtp (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.4.6, or a newer patched version
Affected Version
  • 2.4.5
Patched Version
  • 2.4.6

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