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MSC-2026-6286
Published:July 09, 2026
Updated:July 09, 2026
Malicious Go module github.com/Kaleidora/dnsub-scanning-tool. Poses as a subdomain-scanning tool; classified as malicious by the official Go module proxy (proxy.golang.org), which refuses to serve the module and pulled it from distribution. All published versions affected.
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CVSS v4
Base Score:
8.7
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
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH