VDB

GCVE-110-OSM-2026-9291

GCVE-110-OSM-2026-9291
Advisory PublishedCVSS 9.6/10
Vulnetix · Advisory published July 30, 2026
The publisher 'richswift225' has a publisherMaliciousRatio of 1.0 — their only other checked package 'peptide-score' is already flagged as critical malicious in OSM. This package depends on 'js-unimode', which is independently confirmed malicious by OpenSourceMalware.com. The combination of a known-bad publisher and a known-bad dependency establishes a clear supply-chain attack pattern: the surface-level code in index.js appears legitimate (peptide modification logic), but the malicious payload is delivered through the 'js-unimode' dependency. The dynamic code execution finding (regex.exec) in index.js appears to be a legitimate regex use, but the overall attacker model is clear — a threat actor operating multiple malicious packages using poisoned dependencies to deliver payloads. ENTRY index.js (main: index.js) ADDITIONAL FINDINGS - Malicious Dependency Detected in package.json - Dynamic Code Execution in index.js: "exec(string)" - Publisher Has Other Malicious Packages PAYLOAD FILES index.js

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

VendorProductVersionsPlatforms
unknownpeptide-modifyall (affected)

References

vendor

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