CVE ID :CVE-2026-75149
Published : Aug. 19, 2026, 6:17 p.m. | 27 minutes ago
Description :marimo before 0.23.15 contains a code injection vulnerability in the notebook configuration handler that allows attackers to execute arbitrary commands by supplying a crafted MCP server entry with an attacker-controlled command value embedded in a notebook. When the notebook is opened in edit mode, marimo launches the specified command as a local subprocess before any notebook cell is executed, requiring no authentication or cell execution to trigger the vulnerability.
Severity: 8.8 | HIGH
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