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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
frappe erpnext unaffected
Version Status Constraints
0 affected < 15.121.4
16.0.0-beta.1 affected < 16.36.0
15.121.4 unaffected —
16.36.0 unaffected —

No data.

No data.

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Project Subscriptions

Vendors Products
Frappe Subscribe
Erpnext Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/frappe/erpnext cve-icon
https://github.com/frappe/erpnext/blob/12cd563fb9a79731f75ae2a45b1446a0a2dd9e74/erpnext/crm/utils.py#L151-L164 cve-icon
https://github.com/frappe/erpnext/commit/48635ee6b56a08dc5663d283d8e29c4e30190ad3 cve-icon
https://github.com/frappe/erpnext/commit/aea326869b4f7ba96629eaec7e5d2eff3957c364 cve-icon
https://github.com/frappe/erpnext/security/advisories/GHSA-w264-5p9f-hfwm cve-icon
https://www.vulncheck.com/advisories/frappe-erpnext-before-15.121.4-and-16.36.0-missing-authorization-via-get-open-activities cve-icon
History

Sat, 07 Nov 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title Frappe ERPNext before 15.121.4 and 16.36.0 Missing Authorization via get_open_activities
First Time appeared Frappe
Frappe erpnext
Weaknesses CWE-862
CPEs cpe:2.3:a:frappe:erpnext:*:*:*:*:*:*:*:*
Vendors & Products Frappe
Frappe erpnext
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-07T14:17:55.115Z

Reserved: 2026-11-07T12:25:24.514Z

Link: CVE-2026-124314

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses