MAL-2025-191859 Malicious code in rtcpstream (PyPI)
Malicious package
Published
MAL-2025-191859 is a malicious package: rtcpstream (PyPI). Every version was published to cause harm.
Task:
1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.
2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.
3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.
4. If the package is not used anywhere, say so and change nothing.
Reference: https://insights.sbomify.com/MAL-2025-191859/ (Markdown: https://insights.sbomify.com/MAL-2025-191859/index.md)
- Package
- rtcpstream
- Registry
- PyPI
What is MAL-2025-191859?
MAL-2025-191859 is a malicious package in rtcpstream, published on 25 Nov 2025.
Official description
Importing the module starts an infostealer
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-11-mescouilles
Reasons (based on the campaign):
infostealer
infostealer:kiwi
infostealer:cstealer
exfiltration-generic
exfiltration-browser-data
exfiltration-credentials
files-exfiltration
The package contains code to detect if it is running in a sandbox environment.
What should I do about MAL-2025-191859?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.