All versions of package config-handler are vulnerable to Prototype Pollution when loading config files.
https://snyk.io/vuln/SNYK-JS-CONFIGHANDLER-1564947
https://github.com/jarradseers/config-handler/issues/1
Source: Mitre, NVD
Published: 2021-10-11
Updated: 2026-06-17
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00421