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CVE-2026-67357

ArcadeDB

7.5
Severity
High
Published
August 2, 2026
Last modified
August 31, 2026

ArcadeDB versions before 26.7.3 contain an information disclosure vulnerability in the MCP get_server_settings tool that leaks the arcadedb.ha.clusterToken in cleartext. Attackers with MCP access can retrieve the cluster token and use it with X-ArcadeDB-Cluster-Token and X-ArcadeDB-Forwarded-User headers to impersonate root and achieve full server compromise.

CVSS vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness

References

CVE-2026-67357 on NVD

Listed in

HighMCP serversInformation exposure

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