High severity7.2NVD Advisory· Published Jan 3, 2024· Updated Apr 8, 2026
CVE-2023-7027
CVE-2023-7027
Description
The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘device’ header in all versions up to, and including, 2.8.7 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
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Affected products
2Patches
Vulnerability mechanics
References
5- plugins.trac.wordpress.org/changesetnvdPatch
- plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/includes/rest-api/v1/rest-api.phpnvdExploit
- plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/mobile.phpnvdExploit
- packetstormsecurity.com/files/176525/WordPress-POST-SMTP-Mailer-2.8.7-Authorization-Bypass-Cross-Site-Scripting.htmlnvdThird Party AdvisoryVDB Entry
- www.wordfence.com/threat-intel/vulnerabilities/id/7e8911a3-ce0f-420c-bf2a-1c2929d01cefnvdThird Party Advisory
News mentions
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