high7.5
CVE-2026-68578
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…
Impact
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 products
| Product | Affected versions |
|---|---|
| ArcadeDB | before 26.7.3 |
Versions were read from the advisory text. No structured product data has been published for this record yet.