CVE-2020-37019: Orchardcore Orchard Core

Medium severity, CVSS 6.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Orchard Core RC1 contains a persistent cross-site scripting vulnerability that allows remote attackers to inject malicious scripts through blog post creation. Attackers can create blog posts with embedded JavaScript in the MarkdownBodyPart.Source parameter to execute arbitrary scripts in victim browsers.

Affected products

• Orchardcore Orchard Core: version 1.0 only

Published 2026-01-30. Last modified 2026-06-17.