CVE-2026-24910

MEDIUM EPSS 1.4%
Published Jan 27, 20265mo ago · Modified Jun 17, 20261w ago
5.9 CVSS 3.1
Medium
Find Similar
Published Jan 27, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

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).

CVSS Details

Base Score
5.9
Exploitability
1.4
Impact
4.0
Vector string
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality None
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
1.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-348

References 3

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.