lowCVSS 2.6Vulnerability
CVE-2026-7847
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.
Properties
- summary
- Langchain-Chatchat Uses Insufficiently Random Values
- severity
- low
- epss_score
- 0.00235
- cvss_score
- 2.6
- ghsa_published
- 2026-05-05T18:33:27Z
- source_url
- https://github.com/advisories/GHSA-jv4p-mhmp-69vw
- ghsa_updated
- 2026-05-08T22:20:21Z
- ghsa_id
- GHSA-jv4p-mhmp-69vw
- cve_id
- CVE-2026-7847
- cvss_vector
- CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- signal_observed_at
- 2026-09-11T17:55:57+00:00
- is_ghsa_only
- false
- epss_percentile
- 0.14666
Related Entities (5)
ENRICHED_BY (1)
→[Source]FIRST EPSS
AFFECTS (1)
→[Software]pip/langchain-chatchat
HAS_WEAKNESS (1)
→[Weakness]Use of Insufficiently Random Values
REPORTED_BY (1)
→[Source]GitHub Advisory Database
VULNERABLE_TO (1)
←[Software]pip/langchain-chatchat
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