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.
Remediation
References
https://fluidattacks.com/advisories/guetta/
https://github.com/streamich/fastest-json-copy
Related Vulnerabilities
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CVE-2022-1295 Vulnerability in maven package org.webjars.bowergithub.alvarotrigo:fullpage.js
CVE-2021-21290 Vulnerability in maven package io.netty:netty-common