Description
undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The 'a' function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.
Remediation
References
https://github.com/remy/undefsafe/commit/f272681b3a50e2c4cbb6a8533795e1453382c822
https://snyk.io/vuln/SNYK-JS-UNDEFSAFE-548940
Related Vulnerabilities
CVE-2020-11969 Vulnerability in maven package org.apache.tomee:openejb-core
CVE-2022-39368 Vulnerability in maven package org.eclipse.californium:scandium
CVE-2020-7742 Vulnerability in npm package simpl-schema
CVE-2022-39236 Vulnerability in npm package matrix-js-sdk
CVE-2020-5231 Vulnerability in maven package org.opencastproject:opencast-kernel