CVE-2026-21887

OpenCTI platform (data ingestion feature) is vulnerable prior to 6.8.16 due to accepting user-supplied URLs without validation and using Axios with allowAbsoluteUrls: true, enabling semi-blind SSRF to internal endpoints. Impact reported as HIGH (CVSS 3.1: 7.7) with network attack vector and low p...

CVE-2026-21887 OpenCTI has a Semi-Blind SSRF via Unvalidated External URL in Data Ingestion Feature

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 6.8.16, the OpenCTI platform’s data ingestion feature accepts user-supplied URLs without validation and uses the Axios HTTP client with its default configuration allowAbsoluteUrls: true...

PT-2026-25009

Name of the Vulnerable Software and Affected Versions OpenCTI versions prior to 6.8.16 Description OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. The platform’s data ingestion feature accepts user-supplied URLs without validation and utilizes...

OpenCTI 代码问题漏洞

OpenCTI is an open-source network threat intelligence platform developed by OpenCTI. Versions of OpenCTI prior to 6.8.16 had code vulnerabilities. These vulnerabilities stemmed from the data ingestion feature not verifying the URLs provided by users, which could lead to server-side request forgei...

EUVD-2020-30937

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

EUVD-2020-30934

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

PYSEC-2026-115

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

CVE-2020-37044

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

CVE-2020-37044

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

PYSEC-2026-115

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

PYSEC-2026-114

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

CVE-2020-37041

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

CVE-2020-37041

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

CVE-2020-37044

CVE-2020-37044 affects OpenCTI 3.3.1, with a reflected XSS flaw in the /graphql endpoint. The vulnerability allows an attacker to inject arbitrary JavaScript by sending a crafted GET request with a malicious payload in the query string, resulting in script execution in the victim’s browser (examp...

CVE-2020-37044 OpenCTI 3.3.1 - Cross Site Scripting

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

CVE-2020-37044 OpenCTI 3.3.1 - Cross Site Scripting

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

CVE-2020-37044

OpenCTI 3.3.1 is vulnerable to a reflected cross-site scripting XSS attack via the /graphql endpoint. An attacker can inject arbitrary JavaScript code by sending a crafted GET request with a malicious payload in the query string, leading to execution of JavaScript in the victim's browser. For...

CVE-2020-37041 OpenCTI 3.3.1 - Directory Traversal

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

CVE-2020-37041 OpenCTI 3.3.1 - Directory Traversal

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...

CVE-2020-37041

OpenCTI 3.3.1 is vulnerable to a directory traversal attack via the static/css endpoint. An unauthenticated attacker can read arbitrary files from the filesystem by sending crafted GET requests with path traversal sequences e.g., '../' in the URL. For example, requesting...