---
id: CVE-2026-19504
title: Fabric.js loadFromJSON Server-Side Request Forgery Vulnerability
summary: >-
  Fabric.js loadFromJSON Server-Side Request Forgery Vulnerability. This
  vulnerability allows remote attackers to disclose sensitive information on
  affected installations of Fabric.js. Interaction with this library is required
  to exploit t…
severity: medium
cvss: 4
cvssVector: 'CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-918
vendor: Fabric.js
product: Fabric.js
affected:
  - Fabric.js 7.2.0
published: '2026-09-15'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:10:46.443'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19504'
references:
  - url: 'https://www.zerodayinitiative.com/advisories/ZDI-26-588/'
    label: zdi-disclosures@trendmicro.com
tags:
  - nvd
  - cve.org
epss: 0.00117
epssPercentile: 0.01468
zeroDay: true
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-15T19:19:55.606453Z'
ingestedAt: '2026-09-15T18:41:59.188Z'
---

## Overview

Fabric.js loadFromJSON Server-Side Request Forgery Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Fabric.js. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the implementation of the loadFromJSON method. The issue results from the lack of proper validation of a URI prior to accessing resources. An attacker may be able to leverage this vulnerability to gain improper access to network resources. Was ZDI-CAN-29318.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.