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THREAT OPS › Threat News › [NVD] CVE-2026-68578 (HIGH 7.5) — 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 Java

[NVD] CVE-2026-68578 (HIGH 7.5) — 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 Java

mednvdPublished 2026-08-02

CVE-2026-68578 CVSS: 7.5 HIGH Published: 2026-08-02T13:16:53.657

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.

MITRE ATT&CK techniques

JavaScriptT1059.007

Indicators of compromise

CVE-2026-68578cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-68578