CyberXYZ does not call a package safe in absolute terms. It records 1 known vulnerability for bun (npm), the worst rated MODERATE, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does bun have known vulnerabilities?
Yes. CyberXYZ records 1 known vulnerability for bun (npm), the worst rated MODERATE. They are GHSA-v9mx-4pqq-h232.
Which version of bun should I use?
1.1.30 or later clears every advisory recorded for bun (npm). Check the release you pick before installing it.
How do I check bun before installing?
Search bun in CyberXYZ Check at https://cyberxyz.io/check?q=bun. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 02:33 UTC. The most recent advisory here was published 2024-12-18. Updated continuously from NVD, GHSA, OSV and CNA feeds.