What’s Vulnerable › Vulnerabilities

CVE-2026-7177: ChatGPTNextWeb NextChat route.ts proxyHandler server-side request forgery

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-27 · updated 2026-10-26
• Weakness: CWE-918

Description

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.

Affected products

• ChatGPTNextWeb NextChat: 2.16.0, 2.16.1

References

• https://gist.github.com/YLChen-007/da6b00024f5b7e1d4fa0658c19b77fbf
• https://github.com/ChatGPTNextWeb/NextChat/
• https://github.com/ChatGPTNextWeb/NextChat/issues/6742
• https://vuldb.com/submit/797645
• https://vuldb.com/vuln/359779
• https://vuldb.com/vuln/359779/cti

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