VDB
GCVE-110-OSM-2026-14443
GCVE-110-OSM-2026-14443
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.
ENTRY
preinstall.js (install-hook: node preinstall.js || true)
- Install Hook Executes Local JS File in package.json
DESTINATION
- 1 exfil (custom-c2)
(values recorded in verified_iocs)
EXFIL
- OAST/Interactsh Exfiltration in preinstall.js: "webhook.site"
- Network Request in preinstall.js: "request({ hostname: url.hostname, port: url.port || (url.protocol === 'https:"
- System Information Collection in preinstall.js: "os.hostname()"
ADDITIONAL FINDINGS
- Platform Detection with Data Collection in preinstall.js: "JSON.stringify({ alert: 'dependency-confusion', package: 'jshelperdependenceny',..."
- Very New NPM Publisher Account
PAYLOAD FILES
preinstall.js
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 | jshelperdependenceny | all (affected) | — |
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937 records in the GCVE database · Updated November 5, 2026
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