CVE-2026-63759

SurrealDB before 3.1.0 fails to enforce recursion depth limits in the type/kind parser when processing nested type annotations. Authenticated attackers can send queries with deeply nested type annotations to exhaust server memory and crash the process.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-q8qp-67f9-wr3f
https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-nested-type-annotations

Configurations

No configuration.

History

20 Jul 2026, 12:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-20 12:19

Updated : 2026-07-21 18:37

NVD link : CVE-2026-63759

Mitre link : CVE-2026-63759

CVE.ORG link : CVE-2026-63759

JSON object : View

Products Affected

No product.

CWE

CWE-674

Uncontrolled Recursion

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