Vulnerability Description
A vulnerability has been found in ChatGPTNextWeb NextChat up to 2.16.1. Affected is the function addMcpServer of the file app/mcp/actions.ts. The manipulation leads to improper authorization. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/ChatGPTNextWeb/NextChat/
- https://github.com/ChatGPTNextWeb/NextChat/issues/6757
- https://vuldb.com/submit/806851
- https://vuldb.com/vuln/360756
- https://vuldb.com/vuln/360756/cti
FAQ
What is CVE-2026-7644?
CVE-2026-7644 is a vulnerability with a CVSS score of 7.3 (HIGH). A vulnerability has been found in ChatGPTNextWeb NextChat up to 2.16.1. Affected is the function addMcpServer of the file app/mcp/actions.ts. The manipulation leads to improper authorization. Remote e...
How severe is CVE-2026-7644?
CVE-2026-7644 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-7644?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.