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Marimo vulnerabilities being exploited

1 Marimo flaw was confirmed exploited in the wild in the past 365 days, across 1 product: Marimo. If you run any of them, patch these first.

AddedExploited vulnerabilityFix by
2026-04-23CVE-2026-39987 Marimo
Marimo Remote Code Execution Vulnerability

Marimo contains an pre-authorization remote code execution vulnerability, allowing an unauthenticated attacked to shell access and execute arbitrary system commands.

2026-05-07
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Source: CISA Known Exploited Vulnerabilities catalog 2026.10.29 (live). A listing means some versions are affected: check yours in the advisory. Guidance only.