CVE-2021-36788: Yoast Seo

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

The yoast_seo (aka Yoast SEO) extension before 7.2.3 for TYPO3 allows XSS.

Affected products

• Yoast Yoast Seo: before 7.2.3 (fixed in 7.2.3)

Published 2021-08-13. Last modified 2026-06-17.