{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-87985", "assignerOrgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "state": "PUBLISHED", "assignerShortName": "HiddenLayer", "dateReserved": "2026-09-09T19:14:18.451Z", "datePublished": "2026-09-11T14:26:53.768Z", "dateUpdated": "2026-09-11T14:57:01.673Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "shortName": "HiddenLayer", "dateUpdated": "2026-09-11T14:26:53.768Z" }, "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-184", "description": "CWE-184 Incomplete list of disallowed inputs", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-120", "descriptions": [ { "lang": "en", "value": "CAPEC-120 Double Encoding" } ] } ], "affected": [ { "vendor": "mistralai", "product": "mistral-vibe", "repo": "https://github.com/mistralai/mistral-vibe", "versions": [ { "status": "affected", "version": "2.9.0", "lessThanOrEqual": "*", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using ANSI-C quoted arguments. These arguments are not properly inspected, enabling a crafted allowlisted command to execute arbitrary code on the user's system without approval.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using ANSI-C quoted arguments. These arguments are not properly inspected, enabling a crafted allowlisted command to execute arbitrary code on the user's system without approval." } ] } ], "references": [ { "url": "https://www.hiddenlayer.com/sai-security-advisory/2026-09-mistral-vibe3" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 10, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.5" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2026-87985", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2026-09-11T14:54:11.239020Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-11T14:57:01.673Z" } } ] } }