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npm · Malicious package advisory

Malware

update-browserslist

MAL-2026-3314

Malicious code in update-browserslist (npm)

Details


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## Source: amazon-inspector (8c4a878cc9c9ebf1f260c89d735fe37a0a802bdb61300bc93f018d2e3a8af520)
The package update-browserslist was found to contain malicious code.

## Source: ossf-package-analysis (e29d806736ad7afce9367b004ad5ab1dbbde834ae2d51ae79b26d1f27f91ff7f)
The OpenSSF Package Analysis project identified 'update-browserslist' @ 99.1.1 (npm) as malicious.

It is considered malicious because:

- The package communicates with a domain associated with malicious activity.

Compromised versions (1)

  • 99.1.1

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.