pypi · Malicious package advisory
Malwaremarshmellows
MAL-2026-905
Malicious code in marshmellows (PyPI)
Details
--- _-= Per source details. Do not edit below this line.=-_ ## Source: kam193 (92a41b4a9b9f5733eae9cfa5ca9c6802d52d803a1835820ee5098f58419fc18e) Package is a typosquatting or dependency confusion attempt with a low-harm local-only action, like leaving a flag file. --- Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities. Campaign: GENERIC-local-typosquatting Reasons (based on the campaign): - dependency-confusion - The package overrides the install command in setup.py to execute malicious code during installation. - typosquatting ## Source: ossf-package-analysis (9db78f8d3a189592589ea859605c544c51d53a09054e4e109a0cc7824339b46d) The OpenSSF Package Analysis project identified 'marshmellows' @ 1.0.0 (pypi) as malicious. It is considered malicious because: - The package executes one or more commands associated with malicious behavior.
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.