PT-2025-47994 · WordPress · Youtube Subscribe

Zast.Ai · Published 2025-11-25 · Updated 2025-12-21 · CVE-2025-12025

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions YouTube Subscribe plugin for WordPress versions prior to 3.0.1

Description The software is susceptible to Stored Cross-Site Scripting through admin settings due to inadequate input sanitization and output escaping. This allows authenticated attackers with administrator-level permissions or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page. This issue specifically impacts multi-site installations and those where unfiltered html has been disabled.

Recommendations Update to version 3.0.1 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-12025

Affected Products

Youtube Subscribe

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2025-12025 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/9996cdc7-4d97-4b27-b697-09bbdbcd865d?source=cve · Note
• https://wordpress.org/plugins/easy-youtube-subscribe · Note
• https://twitter.com/VulmonFeeds/status/1993317389962781027 · Twitter Post
• https://plugins.trac.wordpress.org/browser/easy-youtube-subscribe/tags/3.0.0/includes/sm-youtube-subscription-shortcode.php#L246 · Note
• https://plugins.trac.wordpress.org/browser/easy-youtube-subscribe/tags/3.0.0/includes/sm-youtube-subscription-shortcode.php#L242 · Note
• https://twitter.com/Bb1pKJl11k/status/2002544478754910344 · Twitter Post
• https://twitter.com/CVEnew/status/1993225827279126885 · Twitter Post
• https://t.me/cveNotify/143916 · Telegram Post