This affects versions of package json-pointer up to and including 0.6.1. A type confusion vulnerability can lead to a bypass of CVE-2020-7709 when the pointer components are arrays.
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23820
- https://github.com/manuelstofer/json-pointer/blob/master/index.js%23L78
- https://snyk.io/vuln/SNYK-JS-JSONPOINTER-1577287
- https://github.com/manuelstofer/json-pointer/pull/36
- https://github.com/manuelstofer/json-pointer/commit/931b0f9c7178ca09778087b4b0ac7e4f505620c2
- https://github.com/advisories/GHSA-v5vg-g7rq-363w