CVE-2026-105238
highA flaw has been found in ChatGPTNextWeb NextChat up to 2.16.1.
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.
CVSS
7.3
7.3 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-10-05 07:16
Modified: 2026-10-06 15:04
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:57 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/ChatGPTNextWeb/NextChat/ cna@vuldb.com
- https://github.com/ChatGPTNextWeb/NextChat/issues/6813 cna@vuldb.com
- https://github.com/ChatGPTNextWeb/NextChat/pull/6884 cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-105238 cna@vuldb.com
- https://vuldb.com/submit/975707 cna@vuldb.com
- https://vuldb.com/vuln/413450 cna@vuldb.com
- https://vuldb.com/vuln/413450/cti cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:57 UTC · record ↗