CVE-2026-27960

Description

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.

PUBLISHED Reserved 2026-02-25 | Published 2026-05-05 | Updated 2026-05-06 | Assigner GitHub_M

Problem types

CWE-287: Improper Authentication

Product status

References

github.com/...pencti/security/advisories/GHSA-6vvv-vmfr-xhrx

cve.org (CVE-2026-27960)

nvd.nist.gov (CVE-2026-27960)

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