CVE-2026-24910

medium

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).

References

https://www.scworld.com/news/six-javascript-zero-day-bugs-lead-to-fears-of-supply-chain-attack

https://www.koi.ai/blog/packagegate-6-zero-days-in-js-package-managers-but-npm-wont-act

https://bun.com/blog/bun-v1.3.5

Details

Source: Mitre, NVD

Published: 2026-01-27

Updated: 2026-01-29

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:L/AC:H/Au:N/C:N/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 5.9

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

Severity: Medium

EPSS

EPSS: 0.00002