GCVE-110-OSM-2026-13530

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published October 11, 2026

Malicious package detected. OBFUSCATION - Decoded Base64 Content in ext/block_explorer_api/extconf.rb - recovered 1 ips from decoded/deobfuscated content ADDITIONAL FINDINGS - Homebrew Arbitrary Ruby Execution in ext/block_explorer_api/extconf.rb: "eval(" - Homebrew Ruby Process Spawning in ext/block_explorer_api/extconf.rb: "fork do" - Ruby C Extension Declaration in ext/block_explorer_api/extconf.rb: "require 'mkmf'" PAYLOAD FILES ext/block_explorer_api/extconf.rb

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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	block-explorer-api	all (affected)	—

References

Malicious rubygems package: block-explorer-api

advisory

vendor

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