VDB
GCVE-110-OSM-2026-5866
GCVE-110-OSM-2026-5866
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, network activity, install-time execution.
Entrypoint: beacon.js (install-hook: node beacon.js)
Exfil: xxxx.oast.fun (custom-c2, recovery: plaintext in beacon.js)
Payload: beacon.js
Key findings:
- OAST/Interactsh Exfiltration in beacon.js: ".oast.fun"
- System Information Exfiltration in beacon.js: "os.hostname() });
var req = https.request"
- HTTP Data Exfiltration in beacon.js: "os.hostname() });
var req = https.request"
- Platform Detection with Data Collection in beacon.js: "JSON.stringify({ pkg: PKG, nonce: NONCE, host: os.hostname() });
var req = h..."
- Install Hook Executes Local JS File in package.json: ""postinstall": "node beacon.js""
IOCs:
- domains: xxxx.oast.fun
- payloadFileHash: 6ce93adae86d974552f118d547288143808391bac5bfb5c47474ad01dee81e33
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 | oa-crm-webapi | all (affected) | — |
Aliases
Browse GCVE Records
73,442 records in the GCVE database · Updated July 17, 2026
No matching records found.
Explore Further
Investigate this vulnerability in the interactive console or download the raw GCVE record.