{"id":"CVE-2026-87983","title":"An arbitrary file read vulnerability in Mistral Vibe, introduced in version 2.6.0, allows an attacker to bypass workspace restrictions using quoted absolute paths in allowlisted shell commands","summary":"An arbitrary file read vulnerability in Mistral Vibe, introduced in version 2.6.0, allows an attacker to bypass workspace restrictions using quoted absolute paths in allowlisted shell commands. Improper handling of quotation marks during…","severity":"critical","cvss":9.2,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","cwe":["CWE-22"],"vendor":"mistralai","product":"mistral-vibe","affected":["mistral-vibe >= 2.6.0 <= *"],"published":"2026-09-11","updated":"2026-09-11","sourceUpdated":"2026-09-11T17:35:21.440","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87983","references":[{"url":"https://www.hiddenlayer.com/sai-security-advisory/2026-09-mistral-vibe","label":"6f8de1f0-f67e-45a6-b68f-98777fdb759c"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-11T14:53:37.235572Z"},"cvssSource":"cna","ingestedAt":"2026-09-14T12:27:14.810Z","epss":0.00417,"epssPercentile":0.35514,"slug":"CVE-2026-87983","body":"## Overview\n\nAn arbitrary file read vulnerability in Mistral Vibe, introduced in version 2.6.0, allows an attacker to bypass workspace restrictions using quoted absolute paths in allowlisted shell commands. Improper handling of quotation marks during path validation enables files outside the active workspace to be read without user approval.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":51,"depthScoreParts":{"impact":50.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}