This affects the package json-pointer before 0.6.1. Multiple reference of object using slash is supported.
https://github.com/advisories/GHSA-v5vg-g7rq-363w
https://github.com/advisories/GHSA-7mg4-w3w5-x5pc
https://snyk.io/vuln/SNYK-JS-JSONPOINTER-596925
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-598862