Description
vega-util prior to 1.13.1 allows manipulation of object prototype. The 'vega.mergeConfig' method within vega-util could be tricked into adding or modifying properties of the Object.prototype.
Remediation
References
https://github.com/vega/vega/commit/8f33a0b5170d7de4f12fc248ec0901234342367b
https://snyk.io/vuln/SNYK-JS-VEGAUTIL-559223
Related Vulnerabilities
CVE-2013-2035 Vulnerability in maven package org.fusesource.hawtjni:hawtjni-runtime
CVE-2019-12418 Vulnerability in maven package org.apache.tomcat:tomcat-catalina
CVE-2014-6439 Vulnerability in maven package org.elasticsearch:elasticsearch
CVE-2019-8331 Vulnerability in maven package org.webjars.bower:bootstrap