PT-2026-1631 · WordPress · Mstoic Shortcodes

Zakaria · Published 2026-01-07 · Updated 2026-01-07 · CVE-2025-14144

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Mstoic Shortcodes plugin for WordPress versions prior to 2.1

Description The Mstoic Shortcodes plugin for WordPress is susceptible to Stored Cross-Site Scripting. This occurs through the start parameter of the ms youtube embeds shortcode due to inadequate input sanitization and output escaping. Authenticated attackers with Contributor-level access or higher can inject malicious web scripts into pages. These scripts will then execute when a user accesses the compromised page. The vulnerable component is the ms youtube embeds shortcode.

Recommendations Update the Mstoic Shortcodes plugin to version 2.1 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-14144

Affected Products

Mstoic Shortcodes

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-14144 · Security Note
• https://plugins.trac.wordpress.org/browser/mstoic-shortcodes/tags/2.0/functions/shortcodes/youtube_embeds.php#L117 · Note
• https://plugins.trac.wordpress.org/browser/mstoic-shortcodes/trunk/functions/shortcodes/youtube_embeds.php#L117 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/6e83c039-9b15-4e0c-8b07-3b906938c138?source=cve · Note
• https://twitter.com/CVEnew/status/2008838584816500931 · Twitter Post