opencti

Nota: THREAD 2026 — 15 de octubre, París. Nuestra conferencia comunitaria para profesionales de la inteligencia de amenazas y la defensa cibernética. Charlas, laboratorios, talleres y un evento social nocturno. Únete a nosotros → Introducción OpenCTI es una plataforma de código abierto que permit...

OpenCTI < 6.9.13 - Authentication Bypass via User Impersonation

OpenCTI 6.9.13 allows authentication bypass by supplying a Bearer token set to the admin user's internalid UUID instead of a valid JWT. The default admin internalid 88ec0c6a-13ce-5e39-b486-354fe4a7084f grants full admin access to the GraphQL API, effectively bypassing all authentication. id:...

VulnCheck KEV: 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 admi...

CVE-2026-76821

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

CVE-2026-76820

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

CVE-2026-76820 OpenCTI: Synchronizer SSRF: stream fetch has no URL validation

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

CVE-2026-76820 OpenCTI: Synchronizer SSRF: stream fetch has no URL validation

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

CVE-2026-76820 OpenCTI: Synchronizer SSRF: stream fetch has no URL validation

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

EUVD-2026-79241

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

CVE-2026-76820

OpenCTI, an open-source cyber threat intelligence platform, is affected by a Server-Side Request Forgery (SSRF) in the synchronizerFetch GraphQL query prior to version 7.260701.0 . The backend's fetchRemoteStreams function validated only the HTTP/HTTPS scheme without applying the ingestion deny l...

CVE-2026-76821 OpenCTI: User-Controlled ReDoS in JSON Ingestion Mapper

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

EUVD-2026-79240

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

CVE-2026-76821

OpenCTI , an open-source cyber threat intelligence platform, is vulnerable to user-controlled ReDoS in the JSON ingestion mapper's extractWithRegexp formula function (prior to 7.260706.0 ). The function compiled a user-supplied regular expression with the JavaScript RegExp engine without validati...

CVE-2026-76821 OpenCTI: User-Controlled ReDoS in JSON Ingestion Mapper

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

CVE-2026-76821 OpenCTI: User-Controlled ReDoS in JSON Ingestion Mapper

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

CVE-2026-76820: Server-Side Request Forgery (SSRF)

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

PT-2026-92468

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260701.0, the synchronizerFetch GraphQL query called fetchRemoteStreams after checking only that a remote stream URL used HTTP or HTTPS. The backend did not apply the ingestion deny lis...

CVE-2026-76821: Uncontrolled Resource Consumption

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

PT-2026-92469

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260706.0, the JSON ingestion mapper's extractWithRegexp formula function compiled a user-supplied regular expression with the JavaScript RegExp engine in...

opencti v7.260907.0

Note: THREAD 2026 — 15 October, Paris. Our community conference for threat intelligence and cyber defense practitioners. Talks, labs, workshops, and an evening social. Join us → Introduction OpenCTI is an open source platform allowing organizations to manage their cyber threat intelligence...