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Description

In Bun before 1.3.5, the default trusted dependencies list (aka trust allow list) can be spoofed by a non-npm package in the case of a matching name (for file, link, git, or github).

PUBLISHED Reserved 2026-01-27 | Published 2026-01-27 | Updated 2026-01-27 | Assigner mitre




MEDIUM: 5.9CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

Problem types

CWE-348 Use of Less Trusted Source

Product status

Default status
unaffected

Any version before 1.3.5
affected

References

www.scworld.com/...bugs-lead-to-fears-of-supply-chain-attack

bun.com/blog/bun-v1.3.5

www.koi.ai/...o-days-in-js-package-managers-but-npm-wont-act

cve.org (CVE-2026-24910)

nvd.nist.gov (CVE-2026-24910)

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