will trigger an alert. This vulnerability was discovered by Raif Berkay Dincel and confirmed on Linux Mint and Windows 10.", "datePublished": "2026-01-30T22:07:16Z", "dateModified": "2026-03-05T01:27:39Z", "keywords": "CVE-2020-37044, vulnerability, CVE, security, OpenCTI, Filigran", "about": { "@type": "SoftwareApplication", "name": "OpenCTI", "applicationCategory": "SecurityApplication", "operatingSystem": "All" } }
CVE-2020-37044 MEDIUM

CVE-2020-37044: OpenCTI 3.3.1 - Cross Site Scripting

Vendor Filigran
Product OpenCTI
Weakness CWE-79 · XSS
Published January 30, 2026
Last update March 5, 2026

CVSS base score

5.4/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

What the vulnerability does

01Description

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 example, a request to /graphql?'"--></style></scRipt><scRipt>alert('Raif_Berkay')</scRipt> will trigger an alert. This vulnerability was discovered by Raif Berkay Dincel and confirmed on Linux Mint and Windows 10.

Key dates

02Disclosure timeline

January 30, 2026 CVE published
March 5, 2026 Record updated