Hackers are exploiting a critical vulnerability in Marimo reactive Python notebook to deploy a new variant of NKAbuse malware ...
They can even replace classic Linux tools and let you play old PC games.
The tiny editor has some big features.
A single unauthenticated connection gives attackers a full shell; credential theft observed in under three minutes on honeypot servers.
Marimo is an integrated development environment for Python that combines code, results, visualizations, and documentation.
Marimo CVE-2026-39987 exploited within 10 hours of disclosure, enabling unauthenticated RCE and credential theft, emphasizing urgent patching needs.
Over 1,000 exposed ComfyUI instances exploited via unauthenticated code execution, enabling Monero mining and botnet expansion.