CVE-2026-24910

Summary

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).

Affected Software

Weaknesses

• CWE-348: CWE-348 Use of Less Trusted Source

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://www.scworld.com/news/six-javascript-zero-day-bugs-lead-to-fears-of-supply-chain-attack
• https://bun.com/blog/bun-v1.3.5
• https://www.koi.ai/blog/packagegate-6-zero-days-in-js-package-managers-but-npm-wont-act

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