opencti

注意： THREAD 2026 — 10月15日，巴黎。 我们面向威胁情报和网络防御从业者的社区会议。包含演讲、实验室、工作坊以及晚间社交活动。加入我们 → 简介 OpenCTI 是一个开源平台，允许组织管理其网络威胁情报知识和可观测数据。它的创建目的是为了构建、存储、组织和可视化关于网络威胁的技术性和非技术性信息。 数据的结构化通过基于 STIX2 标准 的知识模式完成。它被设计为一个现代 Web 应用程序，包含 GraphQL API 和面向用户体验的前端。此外，OpenCTI 还可以与其他工具和应用程序集成，例如 MISP、TheHive、MITRE ATT&CK 等。 目标...

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...

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: 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, 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...

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-2026-76820: 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...