CVE-2017-20251: Themeisle Woody Code Snippets

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

WordPress Insert PHP plugin versions before 3.3.1 contain a PHP code injection vulnerability that allows unauthenticated attackers to execute arbitrary PHP code by injecting malicious shortcodes through the WordPress REST API. Attackers can send POST requests to the wp-json/wp/v2/posts endpoint with crafted content containing insert_php shortcodes to include and execute remote PHP files on the server.

Affected products

• Themeisle Woody Code Snippets: before 3.3.1 (fixed in 3.3.1)

Published 2026-06-09. Last modified 2026-07-21.