CVE-2025-63603

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mcp_server_for_data_exploration_project:mcp_server_for_data_exploration:0.1.6:*:*:*:*:*:*:*", "matchCriteriaId": "B11CD521-EAB2-41C7-900E-BF27AB39822E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A command injection vulnerability exists in the MCP Data Science Server's (reading-plus-ai/mcp-server-data-exploration) 0.1.6 in the safe_eval() function (src/mcp_server_ds/server.py:108). The function uses Python's exec() to execute user-supplied scripts but fails to restrict the __builtins__ dictionary in the globals parameter. When __builtins__ is not explicitly defined, Python automatically provides access to all built-in functions including __import__, exec, eval, and open. This allows an attacker to execute arbitrary Python code with full system privileges, leading to complete system compromise. The vulnerability can be exploited by submitting a malicious script to the run_script tool, requiring no authentication or special privileges."}, {"lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n de comandos existe en la versi\u00f3n 0.1.6 del servidor MCP Data Science (reading-plus-ai/mcp-server-data-exploration) en la funci\u00f3n safe_eval() (src/mcp_server_ds/server.py:108). La funci\u00f3n utiliza exec() de Python para ejecutar scripts proporcionados por el usuario, pero no restringe el diccionario __builtins__ en el par\u00e1metro globals. Cuando __builtins__ no se define expl\u00edcitamente, Python proporciona autom\u00e1ticamente acceso a todas las funciones integradas, incluyendo __import__, exec, eval y open. Esto permite a un atacante ejecutar c\u00f3digo Python arbitrario con privilegios de sistema completos, lo que lleva a un compromiso completo del sistema. La vulnerabilidad puede ser explotada enviando un script malicioso a la herramienta run_script, sin requerir autenticaci\u00f3n ni privilegios especiales."}], "id": "CVE-2025-63603", "lastModified": "2026-11-07T18:10:00.200", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-63603", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-11-18T17:04:40.785299Z", "version": "2.0.3"}}]}, "published": "2025-11-18T16:15:45.833", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/reading-plus-ai/mcp-server-data-exploration/issues/12"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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{"created": "2025-11-19T10:47:47.222260+00:00", "updated": "2025-11-19T10:47:47.222293+00:00", "vendors": ["reading-plus-ai", "reading-plus-ai$PRODUCT$mcp-server-data-exploration"]}