CVE-2022-41714

PoC —

CVSS 3.1

5.3 medium

EPSS

<1%p49

Published

Nov 3, 2022 (Nov 3, 2022)

Modified

Jun 17, 2026

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.

Vendors: fastest-json-copy project
Products: fastest-json-copy
Weakness: CWE-1321
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.6%)

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