CVE-2026-63747

HIGH8.7

SurrealDB before 3.1.0 Denial of Service via malformed RPC use

Published Jul 20, 2026

Modified 3 days ago

Details

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.

References

ADVISORY

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-wjjj-24cx-f28g

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-63747

ADVISORY

https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-malformed-rpc-use

CVSS Analysis

CVSS v4.0

8.7

Exploitability

Attack Vector