CVE-2026-67357

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.

CVSS Vector

References

• https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-p9wc-4fhr-78wm
• https://www.vulncheck.com/advisories/arcadedb-information-disclosure-via-get-server-settings