SSRF in Chatgptnextweb Nextchat
CVE-2026-7177
A security flaw has been discovered in ChatGPTNextWeb NextChat up to 2.16.1. Affected by this issue is the function proxyHandler of the file app/api/[provider]/[...path]/route.ts. The manipulation results in server-side request forgery. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (46.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.002
Affected products
- Chatgptnextweb Nextchat — versions 2.16.0, 2.16.1
- Nextchat — versions 2.16.0, 2.16.1
Weakness classification (CWE)
References
- vuldb.com/vuln/359779 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/359779/cti (signature, Permissions Required, permissions-required)
- vuldb.com/submit/797645 (Exploit, Third Party Advisory, third-party-advisory)
- github.com/ChatGPTNextWeb/NextChat/issues/6742 (issue-tracking, Issue Tracking)
- gist.github.com/YLChen-007/da6b00024f5b7e1d4fa0658c19b77fbf (Exploit, Third Party Advisory, exploit)
- github.com/ChatGPTNextWeb/NextChat/ (Product, product)
Frequently asked questions
- What is CVE-2026-7177?
- CVE-2026-7177 is a high-severity vulnerability in Chatgptnextweb Nextchat, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.3/10. Published 2026-04-27.
- How severe is CVE-2026-7177?
- High severity. CVSS v3 base score is 7.3 out of 10.