GCVE-110-OSM-2026-4021

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published May 11, 2026

[osmalyze-auto] Malicious package detected. Behaviors: data exfiltration, code execution, obfuscated code. [osmalyze-auto] Entrypoint: dist/index.js (main: ./dist/index.js) Exfil: https://alpha.uipath.com/entity/Azure/connections_ (custom-c2, recovery: plaintext in dist/index.js) Payload: dist/index.js Key findings: - Corporate Environment Targeting in dist/generated/elements/src/models/StandardResourceEventTypes.d.ts: "tModeBytes?: ByteSt" - Corporate Environment Targeting in dist/generated/elements/src/models/StandardResourceEventTypesOrBuilder.d.ts: "tModeBytes?: ByteSt" - Corporate Environment Targeting in dist/index.js: "tModeBytes: json["eventModeBytes"] == null ? undefined : ByteSt" - Dynamic Code Execution in dist/index.js: "exec(val)" - Data Encoding for Exfiltration in dist/index.js: "Buffer.from(s2.auth).toString("base64")" IOCs: - urls: https://openapi-generator.tech, https://alpha.uipath.com/entity/Azure/connections_, https://cloud.uipath.com - domains: openapi-generator.tech, alpha.uipath.com, yaml.org, com.google.chrome.dev, cloud.uipath.com (+3 more) - payloadFileHash: f32b86d4b72d013e52b81af0a44be79047e9a43429be910f18389f7c785e32f0

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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	@uipath/integrationservice-sdk	0.9.1 (affected)	—

References

Malicious npm package: @uipath/integrationservice-sdk

advisory

vendor

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