CVE-2026-38431

Severity CVSS v4.0:

Pending analysis

Type:

CWE-94 Code Injection

Publication date:

05/05/2026

Last modified:

06/05/2026

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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

References to Advisories, Solutions, and Tools

https://c0wking.hashnode.dev/ssti-in-erpnext-frappe-email-template-engine
https://c0wking.hashnode.dev/ssti-in-erpnext-frappe-email-template-engine