GCVE-110-OSM-2026-3010

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published April 22, 2026

Malicious package detected. Behaviors: data exfiltration. Payload: dist/cookie.ease.js Secondary files: dist/cookie.ease.mjs Key findings: - 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/js-cookie/js-cookie, https://data.jsdelivr.com/v1/package/npm/js-cookie/badge?style=rounded, https://www.jsdelivr.com/package/npm/js-cookie, 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 (+1 more) - domains: cloud.githubusercontent.com, codeclimate.com, data.jsdelivr.com, www.jsdelivr.com, www.browserstack.com (+3 more) - emails: js-cookie@googlegroups.com - payloadFileHash: c2b365919c0aaff8acd071fd50ce7bd359f47d8af65250fdfc854061ffdd036b

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

8.8/10

High · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
unknown	cookie-ease@1.0.5	all (affected)	—

References

Malicious npm package: cookie-ease@1.0.5

advisory

vendor

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