Description
Frappe ERPNext before 15.121.4 and 16.x before 16.36.0 contains a missing authorization vulnerability in erpnext.crm.utils.get_open_activities that exposes ToDo and Event records. Any authenticated user, including portal or no-role users, can supply arbitrary ref_doctype and ref_docname values to enumerate activities and private calendar event details.
Metrics
CVSS 3.1 6.5/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| frappe | erpnext | < 15.121.4; >= 16.0.0-beta.1, < 16.36.0 |
References
- https://github.com/frappe/erpnext
- https://github.com/frappe/erpnext/blob/12cd563fb9a79731f75ae2a45b1446a0a2dd9e74/erpnext/crm/utils.py#L151-L164
- https://github.com/frappe/erpnext/commit/48635ee6b56a08dc5663d283d8e29c4e30190ad3
- https://github.com/frappe/erpnext/commit/aea326869b4f7ba96629eaec7e5d2eff3957c364
- https://github.com/frappe/erpnext/security/advisories/GHSA-w264-5p9f-hfwm
- https://www.vulncheck.com/advisories/frappe-erpnext-before-15.121.4-and-16.36.0-missing-authorization-via-get-open-activities
Timeline
- Published
- Nov 7, 2026
- Last modified
- Nov 10, 2026
- NVD status
- Deferred