Piranha CMS vulnerable to stored cross-site scripting (XSS)
Date: 2025-10
Affected: nuget/Piranha
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2025-61413
CWE: CWE-79

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.


Mitigations:

Architectural layers (MAESTRO):