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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-78581

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized data modification via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, an authenticated user could reference another user's AI Assistant conversation identifier to access or modify a conversation they do not own. Successful exploitation requires knowledge of a hard-to-guess identifier.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 3.0%
CVSS Severity
CVSS v3 Score 4.2
Products affected by CVE-2026-78581
  • Elastic » Kibana » Version: 8.0.0
    cpe:2.3:a:elastic:kibana:8.0.0
  • Elastic » Kibana » Version: 8.0.1
    cpe:2.3:a:elastic:kibana:8.0.1
  • Elastic » Kibana » Version: 8.1.0
    cpe:2.3:a:elastic:kibana:8.1.0
  • Elastic » Kibana » Version: 8.1.1
    cpe:2.3:a:elastic:kibana:8.1.1
  • Elastic » Kibana » Version: 8.1.2
    cpe:2.3:a:elastic:kibana:8.1.2
  • Elastic » Kibana » Version: 8.1.3
    cpe:2.3:a:elastic:kibana:8.1.3
  • Elastic » Kibana » Version: 8.10.0
    cpe:2.3:a:elastic:kibana:8.10.0
  • Elastic » Kibana » Version: 8.10.1
    cpe:2.3:a:elastic:kibana:8.10.1
  • Elastic » Kibana » Version: 8.10.2
    cpe:2.3:a:elastic:kibana:8.10.2
  • Elastic » Kibana » Version: 8.10.3
    cpe:2.3:a:elastic:kibana:8.10.3
  • Elastic » Kibana » Version: 8.10.4
    cpe:2.3:a:elastic:kibana:8.10.4
  • Elastic » Kibana » Version: 8.11.0
    cpe:2.3:a:elastic:kibana:8.11.0
  • Elastic » Kibana » Version: 8.11.1
    cpe:2.3:a:elastic:kibana:8.11.1
  • Elastic » Kibana » Version: 8.11.2
    cpe:2.3:a:elastic:kibana:8.11.2
  • Elastic » Kibana » Version: 8.11.3
    cpe:2.3:a:elastic:kibana:8.11.3
  • Elastic » Kibana » Version: 8.11.4
    cpe:2.3:a:elastic:kibana:8.11.4
  • Elastic » Kibana » Version: 8.12.0
    cpe:2.3:a:elastic:kibana:8.12.0
  • Elastic » Kibana » Version: 8.12.1
    cpe:2.3:a:elastic:kibana:8.12.1
  • Elastic » Kibana » Version: 8.12.2
    cpe:2.3:a:elastic:kibana:8.12.2
  • Elastic » Kibana » Version: 8.13.0
    cpe:2.3:a:elastic:kibana:8.13.0
  • Elastic » Kibana » Version: 8.13.1
    cpe:2.3:a:elastic:kibana:8.13.1
  • Elastic » Kibana » Version: 8.13.2
    cpe:2.3:a:elastic:kibana:8.13.2
  • Elastic » Kibana » Version: 8.13.3
    cpe:2.3:a:elastic:kibana:8.13.3
  • Elastic » Kibana » Version: 8.13.4
    cpe:2.3:a:elastic:kibana:8.13.4
  • Elastic » Kibana » Version: 8.14.0
    cpe:2.3:a:elastic:kibana:8.14.0
  • Elastic » Kibana » Version: 8.14.1
    cpe:2.3:a:elastic:kibana:8.14.1
  • Elastic » Kibana » Version: 8.14.2
    cpe:2.3:a:elastic:kibana:8.14.2
  • Elastic » Kibana » Version: 8.14.3
    cpe:2.3:a:elastic:kibana:8.14.3
  • Elastic » Kibana » Version: 8.15.0
    cpe:2.3:a:elastic:kibana:8.15.0
  • Elastic » Kibana » Version: 8.15.1
    cpe:2.3:a:elastic:kibana:8.15.1
  • Elastic » Kibana » Version: 8.15.2
    cpe:2.3:a:elastic:kibana:8.15.2
  • Elastic » Kibana » Version: 8.15.3
    cpe:2.3:a:elastic:kibana:8.15.3
  • Elastic » Kibana » Version: 8.15.4
    cpe:2.3:a:elastic:kibana:8.15.4
  • Elastic » Kibana » Version: 8.15.5
    cpe:2.3:a:elastic:kibana:8.15.5
  • Elastic » Kibana » Version: 8.16.0
    cpe:2.3:a:elastic:kibana:8.16.0
  • Elastic » Kibana » Version: 8.16.1
    cpe:2.3:a:elastic:kibana:8.16.1
  • Elastic » Kibana » Version: 8.16.2
    cpe:2.3:a:elastic:kibana:8.16.2
  • Elastic » Kibana » Version: 8.17.0
    cpe:2.3:a:elastic:kibana:8.17.0
  • Elastic » Kibana » Version: 8.17.1
    cpe:2.3:a:elastic:kibana:8.17.1
  • Elastic » Kibana » Version: 8.2.0
    cpe:2.3:a:elastic:kibana:8.2.0
  • Elastic » Kibana » Version: 8.2.1
    cpe:2.3:a:elastic:kibana:8.2.1
  • Elastic » Kibana » Version: 8.2.2
    cpe:2.3:a:elastic:kibana:8.2.2
  • Elastic » Kibana » Version: 8.2.3
    cpe:2.3:a:elastic:kibana:8.2.3
  • Elastic » Kibana » Version: 8.3.0
    cpe:2.3:a:elastic:kibana:8.3.0
  • Elastic » Kibana » Version: 8.3.1
    cpe:2.3:a:elastic:kibana:8.3.1
  • Elastic » Kibana » Version: 8.3.2
    cpe:2.3:a:elastic:kibana:8.3.2
  • Elastic » Kibana » Version: 8.3.3
    cpe:2.3:a:elastic:kibana:8.3.3
  • Elastic » Kibana » Version: 8.4.0
    cpe:2.3:a:elastic:kibana:8.4.0
  • Elastic » Kibana » Version: 8.4.1
    cpe:2.3:a:elastic:kibana:8.4.1
  • Elastic » Kibana » Version: 8.4.2
    cpe:2.3:a:elastic:kibana:8.4.2
  • Elastic » Kibana » Version: 8.4.3
    cpe:2.3:a:elastic:kibana:8.4.3
  • Elastic » Kibana » Version: 8.5.0
    cpe:2.3:a:elastic:kibana:8.5.0
  • Elastic » Kibana » Version: 8.5.1
    cpe:2.3:a:elastic:kibana:8.5.1
  • Elastic » Kibana » Version: 8.5.2
    cpe:2.3:a:elastic:kibana:8.5.2
  • Elastic » Kibana » Version: 8.5.3
    cpe:2.3:a:elastic:kibana:8.5.3
  • Elastic » Kibana » Version: 8.6.0
    cpe:2.3:a:elastic:kibana:8.6.0
  • Elastic » Kibana » Version: 8.6.1
    cpe:2.3:a:elastic:kibana:8.6.1
  • Elastic » Kibana » Version: 8.6.2
    cpe:2.3:a:elastic:kibana:8.6.2
  • Elastic » Kibana » Version: 8.6.3
    cpe:2.3:a:elastic:kibana:8.6.3
  • Elastic » Kibana » Version: 8.7.0
    cpe:2.3:a:elastic:kibana:8.7.0
  • Elastic » Kibana » Version: 8.7.1
    cpe:2.3:a:elastic:kibana:8.7.1
  • Elastic » Kibana » Version: 8.8.0
    cpe:2.3:a:elastic:kibana:8.8.0
  • Elastic » Kibana » Version: 8.8.1
    cpe:2.3:a:elastic:kibana:8.8.1
  • Elastic » Kibana » Version: 8.8.2
    cpe:2.3:a:elastic:kibana:8.8.2
  • Elastic » Kibana » Version: 8.9.0
    cpe:2.3:a:elastic:kibana:8.9.0
  • Elastic » Kibana » Version: 8.9.1
    cpe:2.3:a:elastic:kibana:8.9.1
  • Elastic » Kibana » Version: 8.9.2
    cpe:2.3:a:elastic:kibana:8.9.2


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