CVE-2026-7847 PUBLISHED

chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

Assigner: VulDB
Reserved: 05.05.2026 Published: 05.05.2026 Updated: 05.05.2026

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.

Metrics

CVSS Vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 2.1

Product Status

Vendor chatchat-space
Product Langchain-Chatchat
Versions
  • Version 0.3.1.0 is affected
  • Version 0.3.1.1 is affected
  • Version 0.3.1.2 is affected
  • Version 0.3.1.3 is affected

Credits

  • Dem00 (VulDB User) reporter
  • VulDB CNA Team coordinator

References

Problem Types

  • Insufficiently Random Values CWE
  • Cryptographic Issues CWE