GCVE-110-OSM-2025-40

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published August 21, 2025

PolinRider campaign - DPRK-linked supply chain attack. Obfuscated malicious JavaScript payload appended to routes/admin.js with whitespace padding. PolinRider signature pattern detected. Malicious payload found in: routes/admin.js. PolinRider obfuscated JavaScript appended after legitimate code with extensive whitespace padding. Obfuscation signature: rmcej percent otb percent (PolinRider variant). Behavior: Credential theft, crypto wallet exfiltration, backdoor installation.

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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		all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected)	—

References

Malicious package:

advisory

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