Description

All versions of package jsgui-lang-essentials are vulnerable to Prototype Pollution due to allowing all Object attributes to be altered, including their magical attributes such as proto, constructor and prototype.

Remediation

References

https://github.com/metabench/jsgui-lang-essentials/issues/1

https://snyk.io/vuln/SNYK-JS-JSGUILANGESSENTIALS-2316897

Related Vulnerabilities

CVE-2020-15779 Vulnerability in npm package socket.io-file

CVE-2016-7103 Vulnerability in maven package org.webjars.bower:jquery-ui

CVE-2015-5688 Vulnerability in npm package geddy

CVE-2020-28499 Vulnerability in maven package org.webjars.npm:merge

CVE-2021-23406 Vulnerability in npm package pac-resolver

Severity

Critical

Classification

CWE-1321 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Exploit Issue Tracking Third Party Advisory