CVE-2026-7847

Low

Description

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

SeverityLow
CVSS2.6
Exploit probability15. percentile0.2%
ProductLangchain-chatchat
PublishedMay 5, 2026
First seenMay 5, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
langchain-chatchatPyPIv ≤ 0.3.1.3—

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