GCVE-110-OSM-2026-2735

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published April 19, 2026

Malicious package detected. Behaviors: obfuscated code. Payload: dist/allowances.js Key findings: - Decoded Base64 Content in dist/allowances.js - Brand New Package IOCs: - urls: https://rpc.ankr.com/polygon, https://polygon.llamarpc.com, https://rpc-mainnet.matic.quiknode.pro, https://rpc-amoy.polygon.technology, https://api.telegram.org/bot7522874531:AAG3a_5La_J0AEzEpFr1e2fYoKlu_fx0T1k/sendMessage`, - domains: polygon-mainnet.g.alchemy.com, rpc.ankr.com, rpc-mainnet.matic.quiknode.pro, polygon-amoy.g.alchemy.com, rpc-amoy.polygon.technology (+1 more) - telegramBots: api.telegram.org/bot7522874531:AAG3a_5La_J0AEzEpFr1e2fYoKlu_fx0T1k - payloadFileHash: 3bca985494322fed64fe7cdc64b4f471be9736442eb19e56754412b7ae8ed279 Decoded/deobfuscated IOCs: - urls: https://api.telegram.org/bot7522874531:AAG3a_5La_J0AEzEpFr1e2fYoKlu_fx0T1k/sendMessage`, - domains: api.telegram.org - telegramBots: api.telegram.org/bot7522874531:AAG3a_5La_J0AEzEpFr1e2fYoKlu_fx0T1k

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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	polymarket-onchain-plugin	all (affected)	—

References

Malicious npm package: polymarket-onchain-plugin

advisory

vendor

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