CVE-2026-54533

vantage6 node has an Improper Access Control issue

State: Published
Severity: 6.9 Medium
Published: Jun 17, 2026
Updated: Jun 18, 2026
Reserved: Jun 15, 2026

Description

vantage6 is an open-source infrastructure for privacy preserving analysis. Prior to version 5.0.0, malicious algorithms can potentially access other algorithms input and output files. Version 5.0.0 fixes the issue. As a workaround, verify and restrict the algorithm containers that are allowed to run on the node.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
vantage6vantage6	< 5.0.0Affected

References

https://github.com/vantage6/vantage6/security/advisories/GHSA-x9f6-9rvm-mmrg
https://github.com/vantage6/vantage6/issues/1932
https://docs.vantage6.ai/usage/running-the-node/security
https://github.com/vantage6/vantage6/blob/main/docs/release_notes.rst#500

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