CVE-2026-63751

SurrealDB versions before 3.1.0 contain a field-level permission bypass vulnerability in JSON Patch operations that allows authenticated users to read protected fields. Attackers can use UPDATE PATCH with an empty from pointer in copy or move operations to duplicate all record fields, including those restricted by field-level SELECT permissions, into attacker-chosen destination fields.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-fpxg-5xmv-922m	Vendor Advisory Mitigation
https://www.vulncheck.com/advisories/surrealdb-before-field-permission-bypass-via-json-patch	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*

History

22 Jul 2026, 15:39

Type	Values Removed	Values Added
First Time		Surrealdb Surrealdb surrealdb
CPE		cpe:2.3:a:surrealdb:surrealdb::::::::
References	~~() https://github.com/surrealdb/surrealdb/security/advisories/GHSA-fpxg-5xmv-922m -~~	() https://github.com/surrealdb/surrealdb/security/advisories/GHSA-fpxg-5xmv-922m - Vendor Advisory, Mitigation
References	~~() https://www.vulncheck.com/advisories/surrealdb-before-field-permission-bypass-via-json-patch -~~	() https://www.vulncheck.com/advisories/surrealdb-before-field-permission-bypass-via-json-patch - Third Party Advisory

20 Jul 2026, 12:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-20 12:19

Updated : 2026-07-22 15:39

NVD link : CVE-2026-63751

Mitre link : CVE-2026-63751

CVE.ORG link : CVE-2026-63751

JSON object : View

Products Affected

surrealdb

surrealdb

CWE

CWE-863

Incorrect Authorization

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