MSC-2026-6200
Published:July 01, 2026
Updated:July 02, 2026
Malicious npm dependency-confusion campaign: 25 packages published under the @marketfront scope (all v7.0.0) impersonating internal "Platform Engineering" tooling. A postinstall script runs an obfuscated credential stealer that exfiltrates SSH keys, AWS/Kubernetes/Docker configs, npm/git tokens, DB credentials, env files, and shell history to an RC4-hidden C2 over HTTPS.
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Contact UsCVSS v4
Base Score:
9.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
9.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Embedded Malicious Code