CVE-2025-66438: Improper Neutralization of Special Elements Used in a Template Engine

A Server-Side Template Injection SSTI vulnerability exists in the Frappe ERPNext through 15.89.0 Print Format rendering mechanism. Specifically, the API frappe.www.printview.gethtmlandstyle triggers the rendering of the html field inside a Print Format document using frappe.rendertemplatetemplate...