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Low 2.6Published May 5, 2026

CVE-2026-7847chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

Updated under an hour ago ()

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It affects chatchat-space Langchain-Chatchat. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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
2.6 LOW (v3.1, CNA)CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
Weakness (CWE)
CWE-330, CWE-310
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulDB
NVD analysis
Deferred
Record last updated
May 6, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
chatchat-space Langchain-Chatchat
chatchat_space:langchain_chatchat (from the name)
0.3.1.0; 0.3.1.1; 0.3.1.2; 0.3.1.3
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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