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MSC-2025-11604
December 24, 2025
A sophisticated malicious package discovered on Maven Central exploits typosquatting by using the org.fasterxml.jackson.core namespace to impersonate the legitimate Jackson JSON library published under com.fasterxml.jackson.core. aikido The malware implements a multi-stage payload with encrypted configuration strings, remote command-and-control infrastructure, and platform-specific executable delivery.
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Embedded Malicious Code