High severity7.2NVD Advisory· Published Jul 12, 2023· Updated Apr 8, 2026

CVE-2023-3167

Description

The Mail Queue plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an email subject in versions up to, and including, 1.1 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 products

Webdesignmunich/Mail Queue
cpe:2.3:a:webdesignmunich:mail_queue:*:*:*:*:*:wordpress:*:*
Range: <=1.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.wordfence.com/threat-intel/vulnerabilities/id/d4aaca22-76b9-42ec-a960-65d44d696324nvdThird Party Advisory
plugins.trac.wordpress.org/changeset/2924661/mail-queuenvdIssue Tracking

News mentions

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