CVE-2025-50735

State: Published
Severity: 7.5 High
Published: Nov 3, 2025
Updated: Nov 3, 2025
Reserved: Jun 16, 2025

Description

Directory traversal vulnerability in NextChat thru 2.16.0 due to the WebDAV proxy failing to canonicalize or reject dot path segments in its catch-all route, allowing attackers to gain sensitive information via authenticated or anonymous WebDAV endpoints.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	CISA-ADP

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/ChatGPTNextWeb/NextChat/blob/main/app/api/webdav/%5B...path%5D/route.ts
https://github.com/ChatGPTNextWeb/NextChat/blob/main/app/utils/cloud/webdav.ts
https://github.com/fai1424/Vulnerability-Research/tree/main/CVE-2025-50735

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