CVE-2026-87988

An arbitrary file access vulnerability in Mistral Vibe allows an attacker to bypass workspace restrictions through commands classified as unconditionally allowed. Missing path validation for these commands enables access to files outside the active workspace without user approval.

  • Published Sep 11, 2026
  • CVSS 10.0 critical
  • 0.4% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-87988 at the National Vulnerability Database