{"id":"CVE-2026-67357","title":"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","summary":"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…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-200"],"published":"2026-08-02","updated":"2026-08-02","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-67357","references":[{"url":"https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-p9wc-4fhr-78wm","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/arcadedb-information-disclosure-via-get-server-settings","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-08-02T13:18:29.977Z","epss":0.00424,"epssPercentile":0.33951,"slug":"CVE-2026-67357","body":"## Overview\n\nArcadeDB 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}