MAL-2026-5

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/queryservice-client/MAL-2026-5.json
JSON Data
https://api.test.osv.dev/v1/vulns/MAL-2026-5
Published
2026-01-01T18:40:28Z
Modified
2026-01-01T19:16:43.160621Z
Summary
Malicious code in queryservice-client (PyPI)
Details

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

Source: kam193 (92aafbccc7065760e0127931c5150c59561f3b753ab9fe79dbcbdafd1aef97dc)

Dependency confusion PoC that exfiltrates also potentially sensitive environment variables

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

Campaign: GENERIC-questionable-pentest

Reasons (based on the campaign):

  • exfiltration-env-variables

  • exfiltration-generic

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

  • typosquatting

Database specific 
{
    "malicious-packages-origins": [
        {
            "versions": [
                "0.1.0",
                "2.3.2"
            ],
            "source": "kam193",
            "import_time": "2026-01-01T19:06:50.725487435Z",
            "modified_time": "2026-01-01T18:40:28.004237Z",
            "id": "pypi/GENERIC-questionable-pentest/queryservice-client",
            "sha256": "92aafbccc7065760e0127931c5150c59561f3b753ab9fe79dbcbdafd1aef97dc"
        }
    ]
}
References
Credits

Affected packages

PyPI / queryservice-client

Package

Name
queryservice-client
View open source insights on deps.dev
Purl
pkg:pypi/queryservice-client

Affected ranges

Affected versions

0.*

0.1.0

2.*

2.3.2

Database specific

source

"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/queryservice-client/MAL-2026-5.json"