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GHSA-jv4p-mhmp-69vw

Langchain-Chatchat Uses Insufficiently Random Values

Source: GitHub Advisory Database (reviewed) Low CVE-2026-7847

Packages

EcosystemPackageAffectedFixed in
PyPI langchain-chatchat <= 0.3.1.3 no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

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.

References

External links from the advisory. They lead to third-party sites.