CVE-2026-63741 | SurrealDB versions before 3.1.0 fail to validate DEFINE NAME… | CVSS 6.5 MEDIUM

Description

SurrealDB versions before 3.1.0 fail to validate DEFINE NAMESPACE or DEFINE DATABASE permissions when processing USE NS and USE DB statements. Unauthenticated attackers can create arbitrary namespaces and databases by issuing USE commands, bypassing authorization checks in the RPC use method and SurrealQL executor.

Metadata

CVE ID: CVE-2026-63741
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-07-18 12:19 UTC
Published: 2026-07-20 12:04 UTC
Last updated: 2026-07-20 12:04 UTC
Primary CWE: CWE-862
Missing Authorization
Vendor / Product: surrealdb / surrealdb
Sources: cve.org · NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products (1)

Vendor	Product	Platform	Versions
surrealdb	surrealdb	—	0 < 3.1.0, 3.1.0

Weakness (CWE)

CWE	Source	Description
CWE-862	cna	Missing Authorization

CVSS scores (2)

Score	Severity	Version	Source	Vector
6.9	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
6.5	MEDIUM	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

References (2)

GitHub Security Advisory (GHSA-wp87-mgvq-5j93) https://github.com/surrealdb/surrealdb/security/advisories/GHSA-wp87-mgvq-5j93
VulnCheck Advisory: SurrealDB before 3.1.0 Authentication Bypass via USE statement https://www.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-use-statement