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.
History

Wed, 08 Apr 2026 18:30:00 +0000

Type Values Removed Values Added
Title Mail Queue <= 1.1 - Unauthenticated Stored Cross-Site Scripting via Email Subject
Weaknesses CWE-79

Wed, 05 Feb 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-08T17:25:51.400Z

Reserved: 2023-06-08T18:16:09.799Z

Link: CVE-2023-3167

cve-icon Vulnrichment

Updated: 2024-08-02T06:48:07.586Z

cve-icon NVD

Status : Modified

Published: 2023-07-12T05:15:10.417

Modified: 2026-04-08T19:18:23.013

Link: CVE-2023-3167

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.