Missing Authorization in Frappe ERPNext Inventory Management
CVE-2026-109666

7.1HIGH

Key Information:

Vendor

Frappe

Status
Erpnext
Vendor
CVE Published:
12 October 2026

What is CVE-2026-109666?

Frappe ERPNext prior to version 15.110.0 and 16.x before 16.21.0 exhibits a vulnerability in its inventory record endpoints. This flaw occurs due to inadequate authorization measures, allowing authenticated users to manipulate inventory data beyond their permitted access. Users can exploit this weakness by sending crafted requests that modify sensitive inventory records, posing a risk to data integrity and operational functionality.

Affected Version(s)

erpnext 0 < 15.110.0

erpnext 16.0.0-beta.1 < 16.21.0

erpnext 15.110.0

References

https://github.com/frappe/erpnext/security/advisories/GHS...
vendor-advisory
https://www.vulncheck.com/advisories/frappe-erpnext-befor...
third-party-advisory

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

NSSYS
diptanilsaha
.