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CVE-2025-50735

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Date: November 2, 2025

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.

Severity Score

Related Resources (5)

https://github.com/ChatGPTNextWeb/NextChat/blob/main/app/api/webdav/%5B...path%5D/route.ts
https://nvd.nist.gov/vuln/detail/CVE-2025-50735
https://github.com/ChatGPTNextWeb/NextChat/blob/main/app/utils/cloud/webdav.ts
https://github.com/fai1424/Vulnerability-Research/tree/main/CVE-2025-50735
https://www.mend.io/vulnerability-database/CVE-2025-50735

Severity Score

Weakness Type (CWE)

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

CWE-22

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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