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Vulnerability record · CVE-2026-38431 · published 5 May 2026

CVE-2026-38431: Frappe erpnext code injection vulnerability

Frappe · Erpnext

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.

9.8 CVSS 3.1 Critical EPSS 0.60% · top 53.3% CWE-94 · Code injection
9.8CVSS 3.1 base score
0.60%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
24 Jul 2026Last modified by NVD

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://c0wking.hashnode.dev/ssti-in-erpnext-frappe-email-template-engine ExploitThird Party Advisory
https://c0wking.hashnode.dev/ssti-in-erpnext-frappe-email-template-engine ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-38431), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.