CVE-2026-63747

EUVD-2026-45918
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 41.91%
Affected Products (NVD)
VendorProductVersion
surrealdbsurrealdb
𝑥
< 3.1.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-wjjj-24cx-f28g
https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-malformed-rpc-use