{"id":"CVE-2026-122133","aliases":["EUVD-2026-117087","GHSA-4c2h-cpg4-cvr2"],"status":"published","title":"Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe","description":"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.","severity":{"version":"4.0","score":8.6,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00373,"percentile":0.31647,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427"],"published":"2026-11-04T20:36:52Z","modified":"2026-11-05T10:46:20Z","products":[{"vendor":"mistralai","product":"mistral-vibe"}],"references":[{"url":"https://github.com/mistralai/mistral-vibe/commit/c069ffa1e12fb5f2487b489217c40ab97721d553","tags":["patch","fix"]},{"url":"https://github.com/mistralai/mistral-vibe","tags":["product","package"]},{"url":"https://github.com/mistralai/mistral-vibe/blob/v2.25.5/CHANGELOG.md?plain=1#L81","tags":["release-notes","advisory"]},{"url":"https://github.com/mistralai/mistral-vibe/releases/tag/v2.25.5","tags":["release-notes","advisory"]},{"url":"https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/system_prompt.py#L51-L64","tags":["technical-description","article"]},{"url":"https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/session/session_logger.py#L137-L141","tags":["technical-description","article"]},{"url":"https://www.vulncheck.com/advisories/mistral-vibe-before-2.25.5-on-windows-untrusted-search-path-rce-via-git-exe","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-122133","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4c2h-cpg4-cvr2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/122xxx/CVE-2026-122133.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-122133","title":"Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe","description":"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.","status":"published","published":"2026-11-04T20:36:52.404Z","modified":"2026-11-05T19:23:04.279Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-427"],"updated_at":"2026-11-05T20:54:59.423743Z"}],"euvd":[{"id":"EUVD-2026-117087","description":"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.","status":"published","published":"2026-11-04T20:36:52Z","modified":"2026-11-05T19:23:04Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high"}],"updated_at":"2026-11-05T20:01:48.21368Z"}],"ghsa":[{"id":"GHSA-4c2h-cpg4-cvr2","title":"Mistral Vibe before 2.25.5 on Windows contains an untrusted search path vulnerability that allows...","description":"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.","status":"published","published":"2026-11-04T21:32:31Z","modified":"2026-11-04T21:32:40Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-427"],"updated_at":"2026-11-04T21:42:46.194147Z"}],"nvd":[{"id":"CVE-2026-122133","description":"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.","status":"published","published":"2026-11-04T21:18:09.087Z","modified":"2026-11-05T20:17:50.14Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-427"],"updated_at":"2026-11-05T21:56:49.714113Z"}],"osv":[{"id":"CVE-2026-122133","title":"Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe","description":"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.","status":"published","published":"2026-11-04T20:36:52.404Z","modified":"2026-11-11T10:47:24.810024508Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high"}],"cwes":["CWE-427"],"updated_at":"2026-11-07T03:08:01.726202Z"}]}}