CVE-2026-63747: Surrealdb

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

SurrealDB versions before 3.1.0 contain a denial of service vulnerability in the RPC use handler that panics when db is set without a namespace. Unauthenticated attackers can send a malformed WebSocket message to the /rpc endpoint to crash the server process.

Affected products

• Surrealdb Surrealdb: before 3.1.0 (fixed in 3.1.0)

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