CyberXYZ does not call a package safe in absolute terms. It records 1 known vulnerability for fast-json-patch (npm), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does fast-json-patch have known vulnerabilities?
Yes. CyberXYZ records 1 known vulnerability for fast-json-patch (npm), the worst rated HIGH. They are GHSA-8gh8-hqwg-xf34.
Which version of fast-json-patch should I use?
3.1.1 or later clears every advisory recorded for fast-json-patch (npm). Check the release you pick before installing it.
How do I check fast-json-patch before installing?
Search fast-json-patch in CyberXYZ Check at https://cyberxyz.io/check?q=fast-json-patch. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 09:16 UTC. The most recent advisory here was published 2022-12-25. Updated continuously from NVD, GHSA, OSV and CNA feeds.