Vulnerability 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.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/3em0/cve_repo/blob/main/Langchain-Chatchat/Vuln-3-Predictable
- https://github.com/chatchat-space/Langchain-Chatchat/
- https://github.com/chatchat-space/Langchain-Chatchat/issues/5464
- https://vuldb.com/submit/807796
- https://vuldb.com/vuln/361126
- https://vuldb.com/vuln/361126/cti
FAQ
What is CVE-2026-7847?
CVE-2026-7847 is a vulnerability with a CVSS score of 2.6 (LOW). 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_route...
How severe is CVE-2026-7847?
CVE-2026-7847 has been rated LOW with a CVSS base score of 2.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-7847?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.