CVE-2017-20251

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.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - disclosure@vulncheck.com

Published

2026-06-09

Last modified

2026-06-09

Weaknesses

CWE-94

Affected products

• Woody Code Snippets (Cm-wp)

References

• https://fr.wordpress.org/plugins/insert-php/
• https://www.exploit-db.com/exploits/41308
• https://www.vulncheck.com/advisories/wordpress-insert-php-plugin-php-code-injection-via-rest-api