MAL-2026-9899

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/rubygems/zwtcook2/MAL-2026-9899.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-9899
Aliases
  • GHSA-9h62-f28f-wh7p
Published
2026-07-07T12:15:02Z
Modified
2026-07-18T11:05:29.018072760Z
Summary
Malicious code in zwtcook2 (RubyGems)
Details

-= Per source details. Do not edit below this line.=-

## Source: ghsa-malware (e87779146514bfe9c7e565fc223dd224802804ddeaf21ffea71844e8d81b6c87)

Credit: OpenSSF (source)

Database specific 
{
    "malicious-packages-origins": [
        {
            "import_time": "2026-07-09T09:15:34.965525525Z",
            "source": "reversing-labs",
            "sha256": "e4571acf7b26105ae8d097fce9e8af8cf84f90e8b4983997c5d072b93b4377db",
            "versions": [
                "0.0.1"
            ],
            "id": "RLMA-2026-04550",
            "modified_time": "2026-07-07T12:15:02Z"
        },
        {
            "import_time": "2026-07-18T10:46:29.808117772Z",
            "modified_time": "2026-07-18T01:59:09Z",
            "sha256": "e87779146514bfe9c7e565fc223dd224802804ddeaf21ffea71844e8d81b6c87",
            "versions": [
                "0.0.1"
            ],
            "id": "GHSA-9h62-f28f-wh7p",
            "source": "ghsa-malware"
        }
    ]
}
References
Credits

Affected packages

RubyGems / zwtcook2

Package

Name
zwtcook2
Purl
pkg:gem/zwtcook2

Affected ranges

Affected versions

0.*
0.0.1

Database specific

cwes 
[
    {
        "description": "The product contains code that appears to be malicious in nature.",
        "name": "Embedded Malicious Code",
        "cweId": "CWE-506"
    }
]
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/rubygems/zwtcook2/MAL-2026-9899.json"