CVE-2026-7844

Medium

Description

A vulnerability was detected in chatchat-space Langchain-Chatchat up to 0.3.1.3. This vulnerability affects the function files/list_files/retrieve_file/retrieve_file_content/delete_file of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Compatible File Service. The manipulation results in missing authentication. The attacker must have access to the local network to execute the attack. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

SeverityMedium
CVSS6.3
Exploit probability—
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
chatchat-space Langchain-Chatchat0.3.1.0, 0.3.1.1, 0.3.1.2, 0.3.1.3—

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CVE-2026-7844 · Langchain-Chatchat · Dark Radar