CVE-2026-75857

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This overrides the default Required approval for code-executing tools, so LLM-controlled stdin is written into an already-approved long-running interactive shell (e.g., a python3 -i REPL, mysql, ssh, or sudo -i session) without any approval prompt. An attacker who can inject instructions via untrusted content the agent ingests (a fetched page, MCP result, or repo file) can cause commands to run at the privilege level of that approved process. Fixed in codewhale / codewhale-tui 0.8.64; the deprecated deepseek-tui crate has no fixed release."}, {"lang": "es", "value": "Las versiones de CodeWhale >= 0.8.41 y < 0.8.64 contienen una vulnerabilidad en la herramienta exec_shell_interact (alias exec_interact), cuyo approval_requirement devuelve ApprovalRequirement::Auto. Esto anula la aprobaci\u00f3n predeterminada \u2019Required\u2019 para herramientas de ejecuci\u00f3n de c\u00f3digo, por lo que la entrada est\u00e1ndar (stdin) controlada por LLM se escribe en un shell interactivo de larga duraci\u00f3n ya aprobado (por ejemplo, un REPL de python3 -i, MySQL, ssh o una sesi\u00f3n de sudo -i) sin ninguna solicitud de aprobaci\u00f3n. Un atacante que puede inyectar instrucciones a trav\u00e9s de contenido no confiable que el agente ingiere (una p\u00e1gina obtenida, un resultado de MCP o un archivo de repositorio) puede hacer que los comandos se ejecuten con el nivel de privilegio de ese proceso aprobado. Corregido en 0.8.64."}], "id": "CVE-2026-75857", "lastModified": "2026-10-29T21:17:33.107", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-75857", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-19T14:37:17.470789Z", "version": "2.0.3"}}]}, "published": "2026-08-18T16:18:21.520", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/Hmbown/CodeWhale/commit/57f3c89471e27ac4032d9791f6885e5d4408c381"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-g29h-pfmp-qp9r"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/codewhale-before-privilege-escalation-via-exec-shell-interact"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-g29h-pfmp-qp9r"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

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