CVE-2026-109601: Frappe Framework before v16.30.0 Arbitrary File Read via Outgoing Email HTML
Frappe Framework before 15.117.0 and 16.x before 16.30.0 contains an arbitrary file read vulnerability in the handling of attributes in outgoing email HTML. Attackers who can supply outgoing email content can set an attribute value referencing a local file path to expose sensitive server files.
Affected Software
Event History
Frequently Asked Questions
Which versions contain the fix?
Upgrade the 15.x release line to 15.117.0 or later, or the 16.x release line to 16.30.0 or later. Versions before those releases are affected.
What access does an attacker need to exploit this issue?
The attacker needs low-privileged access that allows them to supply outgoing email content. No user interaction is required.
What is the likely impact of successful exploitation?
An attacker can cause local server files referenced through an outgoing email HTML attribute to be exposed. The stated impact is high confidentiality loss, with no integrity or availability impact indicated.