CVE-2026-3837 Details
Description
An authenticated attacker can persist crafted values in multiple field types and trigger client-side script execution when another user opens the affected document in Desk. The vulnerable formatter implementations interpolate stored values into raw HTML attributes and element content without escaping This issue affects Frappe: 16.10.0.
A stored cross-site scripting vulnerability has been identified in Frappe Framework version 16.10.0. This issue allows authenticated attackers to inject malicious scripts into various field types, which are executed on the client side when the document is opened by another user. The vulnerability arises because the affected formatter implementations do not properly escape interpolated values before inserting them into raw HTML, leaving room for script execution.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 23, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://fluidattacks.com/es/advisories/sabina | [email protected] | ExploitThird Party Advisory |
| https://github.com/frappe/frappe | [email protected] | Product |
| https://github.com/frappe/frappe/pull/38796 | [email protected] | Issue TrackingPatch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| frappe frappe | 16.10.0 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 14, 2026 | Initial Analysis | [email protected] |
| Apr 27, 2026 | CVE Modified | [email protected] |
| Apr 22, 2026 | New CVE Received | [email protected] |