Medium

json-schema-editor-visual vulnerable to prototype pollution

  • Disclosed: 24.09.2025
  • Updated: 11.10.2026 10:22

json-schema-editor-visual is a package that provides jsonschema editor. A Prototype Pollution vulnerability in the setData and deleteData function of json-schema-editor-visual versions thru 1.1.1 allows attackers to inject or delete properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

Affected software

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PlatformPackageVulnerable versionsFixed in
npm package json-schema-editor-visual <= 2.0.0 no fix

References

CVSS score 6.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Weakness (CWE)
CWE-1321
Platform
npm
Package
json-schema-editor-visual
Disclosed
24.09.2025
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-3c3p-xh4f-pfh7 - CC BY 4.0

Vulnerability history: json-schema-editor-visual

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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