TI-2026-28140 Aliases CVE-2026-38431 GHSA-qwh3-h35h-9j9f

ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI).

HIGH 82CWE-94Published 2026-05-05 · Updated 2026-05-06

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-94.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0039 33rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:frappe:erpnext::::::::	up to 15.103.1	Vulnerable	frappe

cpe:2.3:a:frappe:erpnext:*:*:*:*:*:*:*:* Versions up to 15.103.1 Vulnerable ·frappe

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-38431
2026-10-03 Alias added: GHSA-qwh3-h35h-9j9f

References

Exploit 1

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

TI-2025-40873 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
TI-2025-40872 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
TI-2025-40871 A Server-Side Template Injection (SSTI) vulnerability exists in the Frappe ERPNext… CVSS 3.1CRITICAL 9.8
TI-2025-32462 In Frappe ERPNext 15.57.5, the function get_rfq_containing_supplier() at… CVSS 3.1HIGH 8.2
TI-2025-32461 In Frappe ERPNext 15.57.5, the function get_stock_balance_for() at… CVSS 3.1HIGH 8.2
TI-2025-32460 In Frappe ERPNext 15.57.5, the function get_blanket_orders() at… CVSS 3.1HIGH 8.2

See all 58 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences