GCVE-110-OSM-2026-3015

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published April 22, 2026

Malicious package detected. Behaviors: data exfiltration. Payload: dist/cookie.ease.js Key findings: - Decoded Base64 Content in dist/cookie.ease.js - Data Encoding for Exfiltration in dist/cookie.ease.js: "encodeURIComponent(value).replace" - Data Encoding for Exfiltration in dist/cookie.ease.mjs: "encodeURIComponent(value).replace" - Publisher Has Other Malicious Packages IOCs: - urls: https://codeclimate.com/github/cookie-ease/cookie-ease, https://data.jsdelivr.com/v1/package/npm/cookie-ease/badge?style=rounded, https://www.jsdelivr.com/package/npm/cookie-ease, https://www.browserstack.com/automate/public-build/b3VDaHAxVDg0NDdCRmtUOWg0SlQzK2NsRVhWTjlDQS9qdGJoak1GMzJiVT0tLVhwZHNvdGRoY284YVRrRnI3eU1JTnc9PQ==--5e88ffb3ca116001d7ef2cfb97a4128ac31174c2, http://blogs.msdn.com/b/ieinternals/archive/2009/08/20/wininet-ie-cookie-internals-faq.aspx (+2 more) - domains: cloud.githubusercontent.com, codeclimate.com, data.jsdelivr.com, www.jsdelivr.com, www.browserstack.com (+4 more) - emails: cookie-ease@googlegroups.com - payloadFileHash: fef6eb42231743d134d7af04fe2c2bcdb1935d23f908f3b98788ad8f1b642eaf Decoded/deobfuscated IOCs: - urls: https://www.jsonkeeper.com/b/G1XNS - domains: www.jsonkeeper.com

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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	cookie-ease@1.0.7	all (affected)	—

References

Malicious npm package: cookie-ease@1.0.7

advisory

vendor

Explore Further

Investigate this vulnerability in the interactive console or download the raw GCVE record.

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