PT-2026-6891 · WordPress · Video Onclick

Zakaria · Published 2026-02-07 · Updated 2026-02-07 · CVE-2026-1608

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 Video Onclick plugin for WordPress versions prior to 0.4.8

Description The Video Onclick plugin for WordPress is susceptible to Stored Cross-Site Scripting through the youtube shortcode. This is due to inadequate input sanitization and output escaping of user-supplied attributes. Authenticated attackers with contributor-level access or higher can inject malicious web scripts into pages. These scripts will execute each time a user views the affected page. The vulnerable component is the youtube shortcode.

Recommendations Update the Video Onclick plugin to version 0.4.8 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-1608

Affected Products

Video Onclick

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-1608 · Security Note
• https://plugins.trac.wordpress.org/browser/video-onclick/tags/0.4.7/video-onclick.php#L109 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/73ddf729-da69-4d0b-866f-34a92ec72800?source=cve · Note
• https://twitter.com/CVEnew/status/2020061003426189791 · Twitter Post
• https://t.me/CVEtracker/44024 · Telegram Post