CVE-2026-21886

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to version 6.9.1, the GraphQL mutations "IndividualDeletionDeleteMutation" is intended to allow users to delete individual entity objects respectively. However, it was observed that this...

CVE-2026-21886: Improper Authorization

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to version 6.9.1, the GraphQL mutations "IndividualDeletionDeleteMutation" is intended to allow users to delete individual entity objects respectively. However, it was observed that this...

PT-2026-25902

Name of the Vulnerable Software and Affected Versions OpenCTI versions prior to 6.9.1 Description OpenCTI is a platform for managing cyber threat intelligence knowledge and observables. A flaw exists in the 'IndividualDeletionDeleteMutation' GraphQL mutation, allowing the deletion of unrelated an...