CVE-2024-55342: Dotnetfoundation Piranha CMS

Medium severity, CVSS 4.7. EPSS: 0.5% chance of exploitation in the next 30 days.

A file upload functionality in Piranha CMS 11.1 allows authenticated remote attackers to upload a crafted PDF file to /manager/media. This PDF can contain malicious JavaScript code, which is executed when a victim user opens or interacts with the PDF in their web browser, leading to a XSS vulnerability.

Affected products

• Dotnetfoundation Piranha CMS: version 11.1 only

Published 2024-12-20. Last modified 2026-06-17.