CVE-2026-105238 — ChatGPTNextWeb NextChat Proxy Fallback proxy.ts proxyHandler server-side request forgery
A flaw has been found in ChatGPTNextWeb NextChat up to 2.16.1. This vulnerability affects the function proxyHandler of the file app/api/proxy.ts of the component Proxy Fallback …
Published: 2026-10-05 · CVSS: 6.9 · CVSS 4.0
A flaw has been found in ChatGPTNextWeb NextChat up to 2.16.1. This vulnerability affects the function proxyHandler of the file app/api/proxy.ts of the component Proxy Fallback Handler. This manipulation of the argument x-base-url causes server-side request forgery. It is possible to initiate the attack remotely. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7