Vulnary
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Critical· 9.8

CVE-2026-38431

ERPNext v15.103.1 and earlier are vulnerable to Server‑Side Template Injection. If an attacker can create or edit email templates, they can inject code that runs on the server. This can lead to full compromise of the system.

publishedMay 5, 2026
last modifiedJul 24, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
32th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 7, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

ERPNext v15.103.1 and earlier (frappe erpnext). Users who have permission to create or edit email templates are at risk.

02

Real-world impact

An attacker could execute arbitrary code on the server, steal sensitive data, alter system behavior, or gain complete control of the affected instance.

03

Why this severity

The CVSS score of 9.8 reflects that the flaw is network‑exploitable, requires no privileges, and can lead to total loss of confidentiality, integrity, and availability.

04

What to do about it

no official fix yet
interim mitigations
  • Restrict permissions for creating or editing email templates to trusted users only.

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. May 5, 2026 · May 5, 2026
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 24, 2026 · 11d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →