MAL-2026-3203

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/buffparser/MAL-2026-3203.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-3203
Published
2026-04-30T20:37:00Z
Modified
2026-04-30T21:32:02.263983Z
Summary
Malicious code in buffparser (PyPI)
Details

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

Source: kam193 (5cc891132b1216e9093bcdd4581373dc7f750f700c82347c28bd1dff079261d8)

Described as a utility for gaming, the code starts a reverse shell when using the exposed alledegdly parsing function.

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-04-buffparser

Reasons (based on the campaign):

  • The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

  • action-hidden-in-lib-usage

Database specific 
{
    "iocs": {
        "urls": [
            "https://raw.githubusercontent.com/57459N/test/refs/heads/main/ip.txt"
        ],
        "ips": [
            "91.149.191.134"
        ]
    },
    "malicious-packages-origins": [
        {
            "versions": [
                "1.0.0"
            ],
            "modified_time": "2026-04-30T20:37:00.337358Z",
            "sha256": "5cc891132b1216e9093bcdd4581373dc7f750f700c82347c28bd1dff079261d8",
            "id": "pypi/2026-04-buffparser/buffparser",
            "source": "kam193",
            "import_time": "2026-04-30T21:26:33.336940086Z"
        }
    ]
}
References
Credits

Affected packages

PyPI / buffparser

Package

Name
buffparser
View open source insights on deps.dev
Purl
pkg:pypi/buffparser

Affected ranges

Affected versions

1.*
1.0.0

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/buffparser/MAL-2026-3203.json"