CVE-2026-31351: Feehi CMS

Medium severity, CVSS 4.8. EPSS: 0.2% chance of exploitation in the next 30 days.

An authenticated stored cross-site scripting (XSS) vulnerability in the creation/editing module of Feehi CMS v2.1.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Title parameter.

Affected products

• Feehi Feehi CMS: version 2.1.1 only

Published 2026-04-06. Last modified 2026-06-17.