CVE-2026-63735: Surrealdb

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

SurrealDB versions before 3.2.0 fail to validate namespace and database scope in custom API routes, allowing authenticated users to invoke endpoints in different namespaces/databases. Attackers with valid credentials for any namespace/database can access custom API endpoints in other tenants by specifying the target scope in the URL path, reading sensitive data or triggering unintended operations.

Affected products

• Surrealdb Surrealdb: before 3.2.0 (fixed in 3.2.0)

Published 2026-07-20. Last modified 2026-07-23.