VDB
GCVE-110-OSM-2026-4960
GCVE-110-OSM-2026-4960
Advisory PublishedCVSS 9.6/10
Malicious package detected. Behaviors: data exfiltration, code execution, install-time execution.
Entrypoint: poc.js (install-hook: node poc.js || true)
Exfil: d8acb4hon5btn9gcns4gcjs4foempemu9.oast.online (custom-c2, recovery: plaintext in poc.js)
Payload: poc.js
Key findings:
- Environment Variable Exfiltration in poc.js: "process.env.npm_config_user_agent || ""
});
const req = https.request"
- OAST/Interactsh Exfiltration in poc.js: "oast.online"
- Install Hook Executes Local JS File in package.json: ""preinstall": "node poc.js || true""
- Shell Command Execution in poc.js: "require("child_process")"
- HTTP Data Exfiltration in poc.js: "process.cwd(),
argv: process.argv,
npm_ua: process.env.npm_config_user_agent..."
IOCs:
- domains: d8acb4hon5btn9gcns4gcjs4foempemu9.oast.online
- payloadFileHash: 81ae1009a33958e923ab118fec61309aceb5dece01ae72491bf61ed4517be79b
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 | json-to-simple-graphql-schema | all (affected) | — |
Aliases
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