CVE-2025-50735

Name: CVE-2025-50735
Creator: NVD / NIST
Published: 2025-11-03T20:19:12.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.76%

Last modified Jun 17, 2026

CVE-2025-50735 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.76%

50.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Nextchat	Nextchat	<= 2.16.0

References

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

Timeline

Published: Nov 3, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-50735?

How severe is CVE-2025-50735?

CVE-2025-50735 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.

How do I fix CVE-2025-50735?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-50735?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST