CVE-2026-109666: Missing Authorization in frappe erpnext
Description
CVE-2026-109666 is a missing authorization vulnerability in Frappe ERPNext affecting versions before 15.110.0 and 16.x before 16.21.0. Certain endpoints do not enforce proper permission checks on inventory records, allowing authenticated users to modify inventory data beyond their assigned roles.
CVSS v4.0
Score 7.1high
Affected software
frappe
erpnext
pkg:github/frappe/erpnextRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Frappe ERPNext versions prior to 15.110.0 and 16.x prior to 16.21.0 contain a missing authorization vulnerability in specific endpoints related to inventory records. Authenticated users with limited permissions can exploit this flaw to perform unauthorized modifications to inventory data, bypassing role-based access controls. The vulnerability has a CVSS 4.0 base score of 7.1, indicating a high severity level. There is no information provided about vendor advisories or patches, and no known exploits in the wild have been reported.
Potential Impact
The vulnerability allows authenticated users to escalate their privileges on inventory data by bypassing authorization checks, potentially leading to unauthorized modification of inventory records. This could impact data integrity and operational processes dependent on accurate inventory management.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to affected endpoints to trusted users only and monitor for suspicious activity related to inventory modifications.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-10-12T21:07:34.160Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6acd63e92cdf04f656e1e5e5
Added to database: 10/12/2026, 22:49:13 UTC
Last enriched: 10/12/2026, 23:04:01 UTC
Last updated: 10/12/2026, 23:48:14 UTC
Views: 5
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.