CVE-2025-12668: Sitedin Wp Count Down Timer

Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days.

The WP Count Down Timer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple parameters of the 'wp_countdown_timer' shortcode in all versions up to, and including, 1.0.1 due to insufficient input sanitization and output escaping. 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.

Affected products

• Sitedin Wp Count Down Timer: up to and including 1.0.1

Published 2025-11-11. Last modified 2026-10-07.