CVE-2026-111937: Frappe CRM before 1.81.2 Missing Authorization on CRM Notification Records

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-19 · updated 2026-10-19
Weakness: CWE-862

Description

Frappe CRM before 1.81.2 contains a missing authorization vulnerability that allows authenticated Sales Users to access other users' CRM Notification records due to absent permission hooks. Attackers can query frappe.client endpoints filtering on to_user or call mark_as_read with another user argument to read, mark read, or delete others' notifications.

Affected products

frappe crm: before 1.81.2 — fixed in 1.81.2

How to fix

Upgrade to a fixed version: frappe crm 1.81.2. Check the vendor advisory for mitigations.

References

https://github.com/frappe/crm/blob/v1.81.1/crm/api/notifications.py
https://github.com/frappe/crm/blob/v1.81.1/crm/fcrm/doctype/crm_notification/crm_notification.json
https://github.com/frappe/crm/blob/v1.81.1/crm/hooks.py
https://github.com/frappe/crm/commit/a24d73acefa7f98f46903858514444442ce57614
https://github.com/frappe/crm/releases/tag/v1.81.2
https://github.com/frappe/crm/security/advisories/GHSA-4rjw-6mxx-m345
https://www.vulncheck.com/advisories/frappe-crm-before-1.81.2-missing-authorization-on-crm-notification-records

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