Missing Authorization in ERPNext - CVE-2026-109654
Published: August 13, 2026 / Updated: October 16, 2026
Vulnerability identifier: #VU142395
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-109654
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to trigger unauthorized transactional email and disclose limited information.
The vulnerability exists due to missing authorization in certain endpoints when handling requests to send transactional email for documents. A remote user can trigger email delivery for documents they are not permitted to read to trigger unauthorized transactional email and disclose limited information.
Affected software
ERPNext
How to mitigate CVE-2026-109654
Install security update from vendor's website.
ERPNext - addressed in versions 15.119.0, 16.31.0