{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-122133", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-04T18:13:11.509Z", "datePublished": "2026-11-04T20:36:52.404Z", "dateUpdated": "2026-11-04T20:36:52.404Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-04T20:36:52.404Z"}, "datePublic": "2026-09-18T00:00:00.000Z", "title": "Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe", "descriptions": [{"lang": "en", "value": "Mistral Vibe before 2.25.5 on Windows contains an untrusted search path vulnerability that allows attackers to execute code by placing git.exe in a repository root. Attackers can lure users into opening a crafted repository so SessionLogger and ProjectContextProvider run the malicious git.exe at session start before any trust prompt."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Uncontrolled Search Path Element", "cweId": "CWE-427", "type": "CWE"}]}], "affected": [{"vendor": "mistralai", "product": "mistral-vibe", "defaultStatus": "unaffected", "packageURL": "pkg:pypi/mistral-vibe", "versions": [{"version": "0", "status": "affected", "lessThan": "2.25.5", "versionType": "semver"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/mistralai/mistral-vibe/commit/c069ffa1e12fb5f2487b489217c40ab97721d553", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/mistralai/mistral-vibe", "tags": ["product"]}, {"url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.5/CHANGELOG.md?plain=1#L81", "tags": ["release-notes"]}, {"url": "https://github.com/mistralai/mistral-vibe/releases/tag/v2.25.5", "tags": ["release-notes"], "name": "mistral-vibe v2.25.5 Release Notes"}, {"url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/system_prompt.py#L51-L64", "tags": ["technical-description"]}, {"url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/session/session_logger.py#L137-L141", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/mistral-vibe-before-2.25.5-on-windows-untrusted-search-path-rce-via-git-exe"}], "credits": [{"lang": "en", "value": "Francisco Rosales (Manifold Security)", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:pypi/mistral-vibe", "product": "mistral-vibe", "vendor": "mistralai", "versions": [{"lessThan": "2.25.5", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mistral Vibe before 2.25.5 on Windows contains an untrusted search path vulnerability that allows attackers to execute code by placing git.exe in a repository root. Attackers can lure users into opening a crafted repository so SessionLogger and ProjectContextProvider run the malicious git.exe at session start before any trust prompt."}], "id": "CVE-2026-122133", "lastModified": "2026-11-04T21:18:09.087", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.6, "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": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/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"}]}, "published": "2026-11-04T21:18:09.087", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/session/session_logger.py#L137-L141"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/system_prompt.py#L51-L64"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.5/CHANGELOG.md?plain=1#L81"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe/commit/c069ffa1e12fb5f2487b489217c40ab97721d553"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/mistralai/mistral-vibe/releases/tag/v2.25.5"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/mistral-vibe-before-2.25.5-on-windows-untrusted-search-path-rce-via-git-exe"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-427"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

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