Weakness
Frappe is a full-stack web application framework. Prior to 16.20.0 and 15.110.0, users without write access could attach files to any doctype through file-handling API endpoints such as add_attachments. This issue is fixed in versions 16.20.0 and 15.110.0.
References
- https://github.com/frappe/frappe/commit/4bf27db101c34bd542a760290fc0775efa5cd0e4
- https://github.com/frappe/frappe/commit/b1c86042e6f85986f35365c80bb1d102ff1cd0e4
- https://github.com/frappe/frappe/commit/fee1af6d89910f6b174fd094184060aeb641d07d
- https://github.com/frappe/frappe/pull/39407
- https://github.com/frappe/frappe/pull/39550
- https://github.com/frappe/frappe/pull/39553
Find the bug before an attacker does.
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