{"id":"CVE-2026-105238","published":"2026-10-05T07:16:30.180","lastModified":"2026-10-06T15:04:52.637","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.","cvssScore":7.3,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","cwes":["CWE-918"],"vendors":[],"products":[],"references":[{"url":"https://github.com/ChatGPTNextWeb/NextChat/","tags":[]},{"url":"https://github.com/ChatGPTNextWeb/NextChat/issues/6813","tags":[]},{"url":"https://github.com/ChatGPTNextWeb/NextChat/pull/6884","tags":[]},{"url":"https://vuldb.com/cve/CVE-2026-105238","tags":[]},{"url":"https://vuldb.com/submit/975707","tags":[]},{"url":"https://vuldb.com/vuln/413450","tags":[]},{"url":"https://vuldb.com/vuln/413450/cti","tags":[]}],"exploitRefs":[{"url":"https://github.com/ChatGPTNextWeb/NextChat/","tags":[]},{"url":"https://github.com/ChatGPTNextWeb/NextChat/issues/6813","tags":[]},{"url":"https://github.com/ChatGPTNextWeb/NextChat/pull/6884","tags":[]}],"hasPoc":true,"ai":null}