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pypi · Malicious package advisory

Malware

yamlformatter-utils

MAL-2026-14590

Malicious code in yamlformatter-utils (PyPI)

Details


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## Source: kam193 (ef2cbf7d7c360d11860ea9383a1ed84b491e75361f994359fd97284a5d25cdc2)
During import, the package collects sensitive information and exfiltrates it using DNS queries.


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


Campaign: 2026-08-ekx-report-utils


Reasons (based on the campaign):


 - targetted-attack


 - exfiltration-generic


 - exfiltration-credentials

Compromised versions (1)

  • 1.0.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.