Vulnerability Description
ArcadeDB versions before 26.7.3 fail to bind the authenticated principal in the MCP HTTP transport, causing all engine permission checks to silently pass as no-ops. Non-root MCP-allowed users can perform arbitrary database writes, DDL, schema mutations, and execute arbitrary JavaScript code via the query tool.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-6x73-v3rc-f57c
- https://www.vulncheck.com/advisories/arcadedb-authentication-bypass-via-mcp-tran
- https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-6x73-v3rc-f57c
FAQ
What is CVE-2026-68578?
CVE-2026-68578 is a vulnerability with a CVSS score of 7.5 (HIGH). ArcadeDB versions before 26.7.3 fail to bind the authenticated principal in the MCP HTTP transport, causing all engine permission checks to silently pass as no-ops. Non-root MCP-allowed users can perf...
How severe is CVE-2026-68578?
CVE-2026-68578 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-68578?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.