Vulnerability · Published May 9, 2024 · Assigned by Wordfence
CVE-2024-4041Yoast SEO <= 22.5 - Reflected Cross-Site Scripting
Medium 6.1
In plain English
A medium-severity cross-site scripting in Yoast SEO – Advanced SEO with real-time guidance and built-in AI from yoast. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
The Yoast SEO plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via URLs in all versions up to, and including, 22.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| yoast | Yoast SEO – Advanced SEO with real-time guidance and built-in AI | 0 – through 22.5 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/4e04b161-3cd0-454d-869c-56f42bd8afb0?source=cve
- https://plugins.trac.wordpress.org/browser/wordpress-seo/trunk/src/helpers/short-link-helper.php#L105
- https://plugins.trac.wordpress.org/browser/wordpress-seo/trunk/src/helpers/short-link-helper.php#L45
- https://plugins.trac.wordpress.org/browser/wordpress-seo/trunk/inc/class-wpseo-shortlinker.php#L20
- https://plugins.trac.wordpress.org/browser/wordpress-seo/trunk/inc/class-wpseo-admin-bar-menu.php#L601
- https://plugins.trac.wordpress.org/changeset/3078555/wordpress-seo/trunk#file129