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High · 7.5 CVE-2026-67357 EUVD-2026-51987GHSA-7qj8-rw8h-hhxv

ArcadeDB before 26.7.3 Information Disclosure via get_server_settings

Published Aug 2, 2026 · Updated Aug 3, 2026 · Assigned by VulnCheck

Description

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.

Affected products

VendorProductAffectedFixed
ArcadeData arcadedb < 26.7.3 26.7.3

References