GCVE-110-OSM-2026-1519

Advisory PublishedCVSS 5.4/10

Vulnetix · Advisory published April 7, 2026

Bug bounty dependency confusion attempt. Package exfiltrates basic system information (hostname, IP, DNS) to security research infrastructure. Behaviors: data exfiltration, code execution, install-time execution. Payload: index.js Key findings: - OAST/Interactsh Exfiltration in index.js: "webhook.site" - Shell Command Execution in index.js: "require('child_process')" - Platform Detection with Data Collection in index.js: "JSON.stringify({ hostname: hos" IOCs: - urls: https://webhook.site/0e1531f3-233e-417a-a0c9-c374f31041a4 - webhookServices: https://webhook.site/0e1531f3-233e-417a-a0c9-c374f31041a4 - payloadFileHash: 0746225d430809310a4095474bcab033a4c16fa1afa8f073ddb0161705a8a1c4

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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	private-packages-sharing-sessionz	all (affected)	—

References

Malicious npm package: private-packages-sharing-sessionz

advisory

vendor

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