Is CVE-2026-63747 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-63747?

CVE-2026-63747 has a CVSS v3 severity of HIGH (7.5).

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CVE-2026-63747

Description

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.