MAL-2026-4861

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/lib-1779997093-yjeeqn/MAL-2026-4861.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-4861
Published
2026-05-28T20:30:31Z
Modified
2026-05-28T21:30:57.035580445Z
Summary
Malicious code in lib-1779997093-yjeeqn (PyPI)
Details

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

Source: kam193 (adfe3f8b85f731f407f8da6669a76b821b042e4ea1f2fd8fcfddf3293c2ca697)

During installation, the package opens a reverse shell

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

Campaign: 2026-05-my-test-package-2025-xyz

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.

  • The package overrides the install command in setup.py to execute malicious code during installation.

Database specific 
{
    "malicious-packages-origins": [
        {
            "versions": [
                "1.0.0"
            ],
            "sha256": "adfe3f8b85f731f407f8da6669a76b821b042e4ea1f2fd8fcfddf3293c2ca697",
            "modified_time": "2026-05-28T20:30:31.830015Z",
            "id": "pypi/2026-05-my-test-package-2025-xyz/lib-1779997093-yjeeqn",
            "source": "kam193",
            "import_time": "2026-05-28T21:15:43.326194345Z"
        }
    ]
}
References
Credits

Affected packages

PyPI / lib-1779997093-yjeeqn

Package

Name
lib-1779997093-yjeeqn
View open source insights on deps.dev
Purl
pkg:pypi/lib-1779997093-yjeeqn

Affected ranges

Affected versions

1.*
1.0.0

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/lib-1779997093-yjeeqn/MAL-2026-4861.json"