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Medium · 5.3 CVE-2022-41714 EUVD-2022-7394GHSA-p5g9-rjcf-95vj

fastest-json-copy 1.0.1 - Prototype Pollution

Published Nov 3, 2022 · Updated Dec 3, 2025 · Assigned by Fluid Attacks

Description

fastest-json-copy version 1.0.1 allows an external attacker to edit or add new properties to an object. This is possible because the application does not correctly validate the incoming JSON keys, thus allowing the '__proto__' property to be edited.

Affected products

VendorProductAffectedFixed
— fastest-json-copy 1.0.1 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm fastest-json-copy <= 1.0.1 — GHSA-p5g9-rjcf-95vj

References