High severity7.5NVD Advisory· Published Nov 3, 2025· Updated Jun 17, 2026

CVE-2025-50735

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

ChatGPTNextWeb/Nextchat3 versions
cpe:2.3:a:nextchat:nextchat:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:nextchat:nextchat:*:*:*:*:*:*:*:*range: <=2.16.0
- (no CPE)
- (no CPE)range: <=2.16.0

Patches

Vulnerability mechanics

References

github.com/fai1424/Vulnerability-Research/tree/main/CVE-2025-50735nvdExploitThird Party Advisory
github.com/ChatGPTNextWeb/NextChat/blob/main/app/api/webdav/%5B...path%5D/route.tsnvdProduct
github.com/ChatGPTNextWeb/NextChat/blob/main/app/utils/cloud/webdav.tsnvdProduct

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000