ERPNext: Server-Side Template Injection (SSTI) in Batch autonaming via Stock Settings.naming_series_prefix

published 2026-07-15 3 mo ago modified 2026-10-24 15 d ago also EUVD-2026-44704

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits: 0; none known

ERPNext is a free and open source Enterprise Resource Planning tool. Prior to 15.111.0 and 16.22.0, an authenticated user with a standard operational role can trigger server-side template injection through a configuration field, resulting in unauthorized disclosure of data outside the user's normal permission scope. This issue is fixed in versions 15.111.0 and 16.22.0.

Patch / fix

fixed in 1

frappe erpnext 15.111.0, 16.22.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 3 mo ago (2026-07-15)

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

frappe erpnext

Classification

Weakness

CWE-863 Incorrect Authorization
CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine

References

github.com /frappe/erpnext/security/advisories/GHSA-pxf3-4gvc-v45j

Sources

CVE List CVE-2026-55242
NVD CVE-2026-55242

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary