Is CVE-2026-105238 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-105238?

CVE-2026-105238 has a CVSS v3 severity of HIGH (7.3).

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CVE-2026-105238

Description

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.