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CVE-2026-68578

ArcadeDB before 26.7.3 Authentication Bypass via MCP Transport PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
ArcadeData / arcadedbaffected 0 before 26.7.3; unaffected 26.7.3

CWE

CWE-306

References

ADP enrichment

CISA-ADP

No English description supplied.