CVE-2019-12823: Craft CMS

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

Craft CMS before 3.1.31 does not properly filter XML feeds and thus allowing XSS.

Affected products

• Craft CMS Craft CMS: before 3.1.31 (fixed in 3.1.31)

Published 2019-06-18. Last modified 2026-06-17.