CVE-2026-6470 PostgreSQL fails to check type USAGE privilege

Missing authorization in PostgreSQL DDL commands allows an object creator to achieve denial of service against ALTER and DROP of the type, via creating a dependency on the type. Many DDL operations did check the privilege, but assigning a range subtype and referencing the type from an SQL...

CVE-2026-18696

Technical details are not publicly available in the provided documents. Monitor for updates.

CVE-2026-18696 Improper Authorization in MongoDB applyOps Command Handling Allows Unauthorized DDL Operations on Collections

An issue in MongoDB Server's applyOps command could allow an authenticated user with specific non-default privileges to perform certain data-definition operations, such as dropping or modifying collections, against collections they do not have permission to manipulate. This is due to an...

Improper Authorization in MongoDB applyOps Command Handling Allows Unauthorized DDL Operations on Collections

An issue in MongoDB Server's applyOps command could allow an authenticated user with specific non-default privileges to perform certain data-definition operations, such as dropping or modifying collections, against collections they do not have permission to manipulate. This is due to an...

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-ops. Non-root MCP-allowed users can perform arbitrary database writes, DDL, schema mutations, and execute arbitrary JavaScript code via t...

ZSQL: Audit Level

Audit logs are important in tracing data, locating faults, and clarifying responsibilities after security events occur. Database audit is configured by setting the AUDITLEVEL parameter. AUDITLEVEL = 0 disables audit logs. If AUDITLEVEL is set to a value greater than 0, audit logs are enabled, and...