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CRITICAL · 9.8

CVE-2026-38431

ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). An attacker with permission to create or edit email templates can inject template expressions that are executed on ...

Vulnerability Description

ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). An attacker with permission to create or edit email templates can inject template expressions that are executed on the server when the template is rendered.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FrappeErpnext<= 15.103.1

Related Weaknesses (CWE)

CWE-94

References

FAQ

What is CVE-2026-38431?

CVE-2026-38431 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). An attacker with permission to create or edit email templates can inject template expressions that are executed on ...

How severe is CVE-2026-38431?

CVE-2026-38431 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-38431?

Check the references section above for vendor advisories and patch information. Affected products include: Frappe Erpnext.