VDB
GCVE-110-OSM-2026-5605
GCVE-110-OSM-2026-5605
Advisory PublishedCVSS 5.4/10
Bug bounty dependency confusion attempt. Package exfiltrates basic system information (hostname, IP, DNS) to security research infrastructure. Behaviors: data exfiltration, install-time execution.
Entrypoint: index.js (install-hook: node index.js || true)
Exfil: d8jbmnsqcfu78dfs8vdg34ohqhirb4pbg.oast.live (custom-c2, recovery: plaintext in index.js)
Payload: index.js
Key findings:
- OAST/Interactsh Exfiltration in index.js: ".oast.live"
- System Information Exfiltration in index.js: "__dirname,c:process.cwd(),pkg:'nstrlabs/shared-components'});
const hex=Buffer.f..."
- Platform Detection with Data Collection in index.js: "JSON.stringify({h:os.hostname(),u:os"
- Install Hook Executes Local JS File in package.json: ""preinstall":"node index.js || true""
- Very New NPM Publisher Account
IOCs:
- ipv4: 172.201.213.59
- domains: d8jbmnsqcfu78dfs8vdg34ohqhirb4pbg.oast.live
- payloadFileHash: b75d5f584b998d1021ac03ad2f939fb9aa1b18728dce12f7deeca3fa5e5909be
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
5.4/10
Medium · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | @nstrlabs/shared-components | all (affected) | — |
Aliases
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