MAL-2026-936 Malicious code in questpro (PyPI)
Malicious package
Published
MAL-2026-936 is a malicious package: questpro (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-2026-936/ (Markdown: https://insights.sbomify.com/MAL-2026-936/index.md)
- Package
- questpro
- Registry
- PyPI
What is MAL-2026-936?
MAL-2026-936 is a malicious package in questpro, published on 18 Feb 2026.
Official description
When using the package, user's Discord tokens are silently exfiltrated.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-02-questpro
Reasons (based on the campaign):
infostealer
exfiltration-credentials
action-hidden-in-lib-usage
What should I do about MAL-2026-936?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.