CVE-2025-61413: Dotnetfoundation Piranha CMS

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A stored cross-site scripting (XSS) vulnerability in the /manager/pages component of Piranha CMS v12.0 allows attackers to execute arbitrary web scripts or HTML via creating a page and injecting a crafted payload into the Markdown blocks.

Affected products

• Dotnetfoundation Piranha CMS: version 12.0 only

Published 2025-10-23. Last modified 2026-06-17.