{"id":"CVE-2026-67623","aliases":["EUVD-2026-53342","GHSA-g6fr-w8c4-4935"],"status":"published","title":"Mistral Vibe \u003c 2.23.3 Arbitrary Command Execution via git fsmonitor Hook","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","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":"2026-11-10","score":0.01059,"percentile":0.648,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-829"],"published":"2026-08-05T13:27:27Z","modified":"2026-11-09T02:47:21Z","products":[{"vendor":"mistralai","product":"mistral-vibe"}],"references":[{"url":"https://therealcoiffeur.com/c111011.html","tags":["technical-description","exploit","evidence"]},{"url":"https://github.com/mistralai/mistral-vibe/issues/942","tags":["technical-description","exploit","issue-tracking","report"]},{"url":"https://github.com/mistralai/mistral-vibe/releases/tag/v2.23.3","tags":["release-notes","advisory"]},{"url":"https://github.com/mistralai/mistral-vibe/pull/962","tags":["issue-tracking","patch","fix"]},{"url":"https://github.com/mistralai/mistral-vibe/pull/978","tags":["issue-tracking","patch","fix"]},{"url":"https://github.com/mistralai/mistral-vibe/commit/68ff32e6a92e80a874c8153312f0aa8ae4955477","tags":["patch","fix"]},{"url":"https://www.vulncheck.com/advisories/mistral-vibe-arbitrary-command-execution-via-git-fsmonitor-hook","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-67623","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g6fr-w8c4-4935"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67623.json","tags":["advisory"]},{"url":"https://github.com/mistralai/mistral-vibe","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-67623","title":"Mistral Vibe \u003c 2.23.3 Arbitrary Command Execution via git fsmonitor Hook","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","status":"published","published":"2026-08-05T13:27:27.445Z","modified":"2026-11-08T14:08:11.695Z","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-829"],"updated_at":"2026-11-08T15:43:33.322657Z"}],"euvd":[{"id":"EUVD-2026-53342","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","status":"published","published":"2026-08-05T13:27:27Z","modified":"2026-11-08T14:08:11Z","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":"2026-11-08T15:13:07.123106Z"}],"ghsa":[{"id":"GHSA-g6fr-w8c4-4935","title":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers...","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","status":"published","published":"2026-08-05T15:32:22Z","modified":"2026-08-06T15:32:34Z","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-829"],"updated_at":"2026-11-02T15:10:09.171432Z"}],"nvd":[{"id":"CVE-2026-67623","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","status":"published","published":"2026-08-05T14:17:10.047Z","modified":"2026-10-23T21:10:00.157Z","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-829"],"updated_at":"2026-11-02T14:12:35.031043Z"}],"osv":[{"id":"CVE-2026-67623","title":"Mistral Vibe \u003c 2.23.3 Arbitrary Command Execution via git fsmonitor Hook","description":"Mistral Vibe before 2.23.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands by embedding a malicious core.fsmonitor hook in a repository's .git/config file, which is triggered when vibe invokes git status --porcelain without suppressing hook execution. Attackers can distribute or create a crafted repository containing a malicious fsmonitor entry to achieve arbitrary command execution with the victim's full privileges when any vibe command is run inside that repository.","status":"published","published":"2026-08-05T13:27:27.445Z","modified":"2026-11-09T02:47:21.880664254Z","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-829"],"updated_at":"2026-11-09T03:16:17.543303Z"}]}}