CVE-2025-9959

{"id": "CVE-2025-9959", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-9959", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-09-03T18:48:07.608510Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "reefs@jfrog.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 2.8}]}, "affected": [{"source": "reefs@jfrog.com", "affectedData": [{"versions": [{"status": "affected", "version": "0", "lessThan": "1.21.0", "versionType": "python"}], "packageName": "smolagents", "collectionURL": "https://pypi.org/project/pip"}]}], "published": "2025-09-03T17:15:35.737", "references": [{"url": "https://github.com/huggingface/smolagents/pull/1551", "source": "reefs@jfrog.com"}, {"url": "https://research.jfrog.com/vulnerabilities/smolagents-local-python-sandbox-escape-jfsa-2025-001434277/", "source": "reefs@jfrog.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "reefs@jfrog.com", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "Incomplete validation of dunder attributes allows an attacker to escape from the Local Python execution environment sandbox, enforced by smolagents. The attack requires a Prompt Injection in order to trick the agent to create malicious code."}, {"lang": "es", "value": "La validaci\u00f3n incompleta de atributos dunder permite a un atacante escapar de la sandbox del entorno de ejecuci\u00f3n de Python local, impuesta por smolagents. El ataque requiere una inyecci\u00f3n de prompt para enga\u00f1ar al agente y que cree c\u00f3digo malicioso."}], "lastModified": "2026-09-26T00:10:00.127", "sourceIdentifier": "reefs@jfrog.com"}