CVE-2023-3087: FluentSMTP <= 2.2.4 - Unauthenticated Stored Cross-Site Scripting via Email Subject
The FluentSMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an email subject in versions up to, and including, 2.2.4 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-3087?
The severity of CVE-2023-3087 is considered high due to its potential for Stored Cross-Site Scripting attacks.
How do I fix CVE-2023-3087?
To fix CVE-2023-3087, update the FluentSMTP plugin to version 2.2.5 or later.
Who is affected by CVE-2023-3087?
CVE-2023-3087 affects all users of the FluentSMTP plugin for WordPress versions up to 2.2.4.
What type of vulnerability is CVE-2023-3087?
CVE-2023-3087 is a Stored Cross-Site Scripting (XSS) vulnerability.
Can unauthenticated users exploit CVE-2023-3087?
Yes, unauthenticated users can exploit CVE-2023-3087 by injecting arbitrary web scripts through vulnerable email subjects.