CVE-2026-109652 Frappe ERPNext before 15.119.1 Server-Side Template Injection via Message Fields
Authenticated attackers can inject template expressions in message fields to execute code, read/write database data, and send emails.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-109652?
CVE-2026-109652 is a high-severity code injection vulnerability in frappe erpnext, published on 12 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Frappe ERPNext before 15.119.1 and 16.x before 16.32.0 contains a server-side template injection vulnerability because user-controlled message fields are not validated before template rendering, allowing expressions to run in an unrestricted context. Authenticated attackers holding a common operational role can inject template expressions to read and write arbitrary database data, delete documents, send outbound requests from the server, and send mail from the site.
Weakness: CWE-1336
Which versions are affected by CVE-2026-109652?
How do I fix CVE-2026-109652?
No fix has been published for CVE-2026-109652 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-109652 being exploited?
There is no known exploitation of CVE-2026-109652 in the wild and no public exploit code.
Sources
Also known as GHSA-6w83-8777-v93q, GHSA-cw68-6fr5-c994.