CVE-2026-109637: Frappe ERPNext before 16.14.0 Missing Authorization Allows Master Data Modification

Severity: medium (CVSS 6.5 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: 2026-10-12 · updated 2026-10-14
Weakness: CWE-862

Description

Frappe ERPNext before 16.14.0 contains a missing authorization vulnerability that allows authenticated users to modify master data beyond their permitted role. Attackers can send requests to certain endpoints lacking proper authorization checks to make unauthorized changes to master data records.

Affected products

frappe erpnext: before 16.14.0 — fixed in 16.14.0

How to fix

Upgrade to a fixed version: frappe erpnext 16.14.0. Check the vendor advisory for mitigations.

References

https://github.com/frappe/erpnext/security/advisories/GHSA-fwgg-5fp9-rg78
https://www.vulncheck.com/advisories/frappe-erpnext-before-16.14.0-missing-authorization-allows-master-data-modification

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