CVE-2025-43866

HIGH

vantage6 < 4.11.0 - Use of Insufficiently Random Values for JWT Secret Key

Title source: llm
STIX 2.1

Description

vantage6 is an open-source infrastructure for privacy preserving analysis. The JWT secret key in the vantage6 server is auto-generated unless defined by the user. The auto-generated key is a UUID1, which is not cryptographically secure as it is predictable to some extent. This vulnerability is fixed in 4.11.0.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 24.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-330
Status published
Products (2)
pypi/vantage6-server 0 - 4.11.0PyPI
vantage6/vantage6 < 4.11.0
Published Jun 12, 2025
Tracked Since Feb 18, 2026