CVE-2026-119144 Frappe Framework - Server-Side Template Injection

Frappe Framework < 15.111.0 and 16.x < 16.21.0 contains a server-side template injection caused by rendering user-controlled message fields as templates without neutralization, letting authenticated attackers with common operational roles execute arbitrary server-side code.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.30% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Server-Side Template Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
29 October 2026
Updated
31 October 2026
Weakness
CWE-1336

Vendor fix

Upgrade to version 15.111.0 or 16.21.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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