VDB

GCVE-110-OSM-2026-4628

GCVE-110-OSM-2026-4628
Advisory PublishedCVSS 5.4/10
Vulnetix · Advisory published May 24, 2026
[osmalyze-auto] Bug bounty dependency confusion attempt. Package exfiltrates basic system information (hostname, IP, DNS) to security research infrastructure. Behaviors: data exfiltration, code execution, network activity, install-time execution. [osmalyze-auto] Entrypoint: postinstall.js (install-hook: node postinstall.js) Payload: postinstall.js Key findings: - OAST/Interactsh Exfiltration in postinstall.js: "oastify.com" - Install Hook Executes Local JS File in package.json: ""postinstall": "node postinstall.js"" - Shell Command Execution in postinstall.js: "require('child_process')" - Brand New Package - Very New NPM Publisher Account IOCs: - payloadFileHash: b45fc29a5ae166c215182f92cd5688d06317cd099779b4694768bd47ce3c59a5

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

VendorProductVersionsPlatforms
unknownsecdrivenall (affected)

References

advisory
vendor

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