MEDIUM 6.4 NVD
CVE-2026-16495
The Countdown Timer – Widget Countdown plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect_url' Shortcode Attribute in all versions
The Countdown Timer – Widget Countdown plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'redirect_url' Shortcode Attribute in all versions up to, and including, 3.0.1 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.
References
- https://plugins.trac.wordpress.org/browser/widget-countdown/tags/3.0.1/includes/legacy/fro
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7d757080-d2dc-49f9-bdc6-dba762a8
This medium severity vulnerability with a CVSS score of 6.4 was published on 2026-10-14 via NVD.
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