Medium severity · published Jul 20, 2026
CVE-2026-63741
SurrealDB before 3.1.0 Authentication Bypass via USE statement
6.5
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
surrealdb · surrealdb
before 3.1.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-63741
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-63741
Mitigation
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-wp87-mgvq-5j93
Third Party Advisory
https://www.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-use-statement
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