MAL-2026-18138 Malicious code in crenelatts (PyPI)

Malicious package Published
Package
crenelatts
Registry
PyPI

What is MAL-2026-18138?

MAL-2026-18138 is a malicious package in crenelatts, published on 21 Oct 2026.

Official description

Package crenelatts version 0.1.0 on PyPI contains 13 files with no observed install-time network I/O, no suspicious lifecycle execution, no credential or environment scraping, no outbound exfiltration, no dropper, and no backdoor mechanism. No a static rule matches and no traced behavior indicate harm to an installer.

This campaign consists of similar loader packages, which provide executing code from a given URL. While they do not contain the malicious payload and the usage remains unknown, they are clearly a coordinated campaign to place multiple deceptive ways to load malicious code.


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

Campaign: 2026-10-voice-synthesis-profiles

Reasons (based on the campaign):

  • Downloads and executes a remote malicious script.

  • other

What should I do about MAL-2026-18138?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

Sources

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