CVE-2026-63137

Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Exploiting Incorrectly Configured Access Control Security Levels (CAPEC-180). A user holding workflow edit permissions could cause scheduled workflow executions to run with the privileges of a different, higher-privileged user, allowing access to and modification of data beyond their own authorization scope.

  • Published Sep 1, 2026
  • CVSS 8.3 high
  • 0.5% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-63137 at the National Vulnerability Database