CVE-2026-109616: Frappe ERPNext before 15.121.3 Missing Authorization Allows Unauthorized Data Modification
Frappe ERPNext before 15.121.3 and 16.x before 16.35.0 contains a missing authorization vulnerability in which certain endpoints fail to enforce proper authorization checks. Authenticated users can send requests to these endpoints to modify data beyond what their assigned role permits.
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
Frappe ERPNext versions before 15.121.3 are affected, as are 16.x versions before 16.35.0.
What level of access does an attacker need?
An attacker must be authenticated to ERPNext and have at least low-level privileges. No user interaction is required.
What is the potential impact?
An authenticated user may modify data through affected endpoints even when their assigned role would not normally permit those changes. The reported impact includes integrity loss and high availability impact, with no confidentiality impact indicated.
What should be done if patching cannot happen immediately?
The provided information does not identify a workaround. Prioritize updating affected ERPNext instances to 15.121.3 or later in the 15.x line, or 16.35.0 or later in the 16.x line.