CVE-2026-19504
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.
What this means for your business
- An attacker can use it only with access to the machine itself, without a login, and without anyone at your company clicking anything.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
Not sure if your company is exposed?
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Scoring
- CVSS
- 4.0 (v3.0)
- Vector
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N- Weakness
- CWE-918
- Assigned by
- zdi-disclosures@trendmicro.com
Dates
- Published
- 2026-09-15
- Last modified
- 2026-09-18
- Sources
- NVD