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A critical security vulnerability in Marimo, an open-source Python notebook for data science and analysis, has been exploited within 10 hours of public disclosure, according to findings from Sysdig

More from The Hacker News 10 Apr 2026, 7:37 p.m. Incident · 4 stories Actively exploited CVE-2026-39987 CVE Critical Disclosure Flaw Open Source Python Remote Code Execution Vulnerability