CVE-2026-51882
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Oct 01, 2026
Vendor
unknown
Description
The OpenAI-compatible file upload endpoint `/v1/files` in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the `openai_files` directory by crafting malicious filenames.