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.
https://github.com/frappe/frappe/security/advisories/GHSA-fwrv-4rw4-97fw
https://github.com/frappe/frappe/releases/tag/v16.20.0
https://github.com/frappe/frappe/releases/tag/v15.110.0
https://github.com/frappe/frappe/pull/39553
https://github.com/frappe/frappe/pull/39550
https://github.com/frappe/frappe/pull/39407
https://github.com/frappe/frappe/commit/fee1af6d89910f6b174fd094184060aeb641d07d
https://github.com/frappe/frappe/commit/b1c86042e6f85986f35365c80bb1d102ff1cd0e4
https://github.com/frappe/frappe/commit/4bf27db101c34bd542a760290fc0775efa5cd0e4
Published: 2026-07-10
Updated: 2026-07-10
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity: Critical
Base Score: 5.3
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00369