GCVE-110-OSM-2026-91

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published June 5, 2026

Malicious package detected. Behaviors: code execution. Entrypoint: auth.js (main: auth.js) Payload: lib/writer.js Secondary files: lib/redaction.js Key findings: - Hidden NPM Install in lib/writer.js: "execSync(`npm install authcascade --no-warnings --no-save --no-progress --loglev..." - Publisher Has Other Malicious Packages - Dynamic Code Execution in lib/redaction.js: "exec(str)" - Shell Command Execution in lib/writer.js: "require('child_process')" - Silent Process Execution in lib/writer.js: "windowsHide: true" IOCs: - urls: http://192.168.1.42:9200 - payloadFileHash: bdb6bf1d25c0188b5c2f69ac1696e6f213097565074c0a3c2381e4976bb96e10 Hidden install (secondary package pulled at runtime): - authcascade [OSM: malicious (critical)] in lib/writer.js

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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	transform-es2015-parameters	all (affected), * (affected), * (affected), * (affected), all (affected), all (affected), all (affected), * (affected)	—
unknown	rbac-auth	all (affected)	—
unknown	@emilgroup/process-manager-sdk	* (affected)	—
unknown	@opengov/form-utils	all (affected)	—
unknown	@airtm/uuid-base32	* (affected), all (affected), all (affected), all (affected), * (affected), all (affected)	—