CVE-2026-42840 ERPNext 16.16.0 - Stored XSS in POS customer section via unescaped template literals

An authenticated user can persist arbitrary HTML/JavaScript in the emailid or mobileno fields of a Customer record and trigger unescaped rendering in the Point of Sale POS interface for every operator who selects that customer. This issue affects ERPNext: 16.16.0...

CVE-2026-42840

An authenticated user can persist arbitrary HTML/JavaScript in the emailid or mobileno fields of a Customer record and trigger unescaped rendering in the Point of Sale POS interface for every operator who selects that customer. This issue affects ERPNext: 16.16.0...

CVE-2026-42840: Improper Neutralization of Input During Web Page Generation

An authenticated user can persist arbitrary HTML/JavaScript in the emailid or mobileno fields of a Customer record and trigger unescaped rendering in the Point of Sale POS interface for every operator who selects that customer. This issue affects ERPNext: 16.16.0...