High severity7.2NVD Advisory· Published Jul 12, 2023· Updated Apr 8, 2026
CVE-2023-3087
CVE-2023-3087
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:a:wpmanageninja:fluentsmtp:*:*:*:*:*:wordpress:*:*+ 1 more
- cpe:2.3:a:wpmanageninja:fluentsmtp:*:*:*:*:*:wordpress:*:*range: <2.2.5
- (no CPE)range: <=2.2.4
Patches
Vulnerability mechanics
References
3- plugins.trac.wordpress.org/changeset/2935217/fluent-smtp/trunk/app/Models/Logger.phpnvdPatch
- plugins.trac.wordpress.org/changeset/2935217/fluent-smtp/trunk/app/Services/Mailer/BaseHandler.phpnvdPatch
- www.wordfence.com/threat-intel/vulnerabilities/id/fa47a794-e5ce-491d-a10b-c7c5718aa853nvdThird Party Advisory
News mentions
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