CVE-2025-4217 – WordPress YouTube Video Optimizer Stored Cross-Site Scripting

CVE ID : CVE-2025-4217

Published : May 21, 2025, 12:16 p.m. | 3 hours, 53 minutes ago

Description : The WP YouTube Video Optimizer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin’s ‘ib_youtube’ shortcode in all versions up to, and including, 1.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Severity: 6.4 | MEDIUM

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