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 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.
- Score
- CVSS 3.1 6.1 Medium
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2026-01-30
- Last modified
- 2026-03-05
- Weaknesses
- CWE-79
Affected products
References
- https://github.com/OpenCTI-Platform/opencti
- https://www.exploit-db.com/exploits/48595
- https://www.opencti.io/
- https://www.vulncheck.com/advisories/opencti-cross-site-scripting
