CVE-2026-111967 Details
Description
The MP3 Audio Player WordPress plugin before 5.16 does not escape one of its audio player shortcode attributes before outputting it into an HTML attribute, allowing users with Contributor-level access and above to inject arbitrary JavaScript that executes when another user, such as an administrator previewing a pending post, views the content.
A stored cross-site scripting vulnerability has been identified in the MP3 Audio Player WordPress plugin, affecting versions prior to 5.16. The issue arises because the plugin fails to properly escape one of its audio player shortcode attributes before rendering it in an HTML attribute. This flaw allows users with Contributor-level access and above to inject arbitrary JavaScript. The injected script executes when another user, such as an administrator previewing a pending post, views the content.
Users are advised to update the MP3 Audio Player WordPress plugin to version 5.16 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 28, 2026CISA-ADP
Assessed Oct 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/b0013531-eecd-4cbc-a0d2-2872384e6f3c/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| MP3 Audio Player | >= 5.9, <= 5.15 |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 28, 2026 | CVE Modified | CISA-ADP |
| Oct 28, 2026 | New CVE Received | [email protected] |