VDB
GCVE-110-OSM-2026-5832
GCVE-110-OSM-2026-5832
Advisory PublishedCVSS 8.8/10
Malicious package detected. Behaviors: data exfiltration, code execution, network activity, install-time execution.
Entrypoint: postinstall.js (install-hook: node postinstall.js)
Exfil: http://154.57.164.80:30543 (custom-c2, recovery: plaintext in postinstall.js)
Payload: postinstall.js
Key findings:
- Install Hook Executes Local JS File in package.json: ""postinstall": "node postinstall.js""
- Shell Command Execution in postinstall.js: "require("child_process")"
IOCs:
- ipv4: 154.57.164.80
- urls: http://154.57.164.80:30543, http://proxy.nexus.local:8081/service/rest/v1/status
- payloadFileHash: ff84e4dee37e582fff205ff67a4e5bdd4c4de3c71b3ad8b48340fcc6ae4683fc
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
8.8/10
High · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | @malwguy/ecto-corsair-whisper-3d2a7c | all (affected) | — |
Aliases
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