CVE-2017-8384: Craft CMS

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

Craft CMS before 2.6.2976 allows XSS attacks because an array returned by HttpRequestService::getSegments() and getActionSegments() need not be zero-based. NOTE: this vulnerability exists because of an incomplete fix for CVE-2017-8052.

Affected products

• Craft CMS Craft CMS: up to and including 2.6.2974

Published 2017-05-01. Last modified 2026-06-17.