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Vulnerable Software

Vulnerability Details CVE-2026-27960

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. In versions 6.6.0 through 6.9.12, there is a privilege escalation vulnerability that can be exploited by unauthenticated attackers to query the API as any existing user, including the default admin account. This issue has been fixed in version 6.9.13. As a workaround, the default admin can be disabled using the `APP__ADMIN__EXTERNALLY_MANAGED` configuration.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 30.8%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-27960
  • Citeum » Opencti » Version: 6.9.0
    cpe:2.3:a:citeum:opencti:6.9.0
  • Citeum » Opencti » Version: 6.9.1
    cpe:2.3:a:citeum:opencti:6.9.1
  • Citeum » Opencti » Version: 6.9.10
    cpe:2.3:a:citeum:opencti:6.9.10
  • Citeum » Opencti » Version: 6.9.11
    cpe:2.3:a:citeum:opencti:6.9.11
  • Citeum » Opencti » Version: 6.9.12
    cpe:2.3:a:citeum:opencti:6.9.12
  • Citeum » Opencti » Version: 6.9.2
    cpe:2.3:a:citeum:opencti:6.9.2
  • Citeum » Opencti » Version: 6.9.3
    cpe:2.3:a:citeum:opencti:6.9.3
  • Citeum » Opencti » Version: 6.9.4
    cpe:2.3:a:citeum:opencti:6.9.4
  • Citeum » Opencti » Version: 6.9.5
    cpe:2.3:a:citeum:opencti:6.9.5
  • Citeum » Opencti » Version: 6.9.6
    cpe:2.3:a:citeum:opencti:6.9.6
  • Citeum » Opencti » Version: 6.9.7
    cpe:2.3:a:citeum:opencti:6.9.7
  • Citeum » Opencti » Version: 6.9.8
    cpe:2.3:a:citeum:opencti:6.9.8
  • Citeum » Opencti » Version: 6.9.9
    cpe:2.3:a:citeum:opencti:6.9.9


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