CVE-2026-63735

High

Description

SurrealDB versions before 3.2.0 fail to validate namespace and database scope in custom API routes, allowing authenticated users to invoke endpoints in different namespaces/databases. Attackers with valid credentials for any namespace/database can access custom API endpoints in other tenants by specifying the target scope in the URL path, reading sensitive data or triggering unintended operations.

SeverityHigh

CVSS8.1

Exploit probability—

ProductSurrealdb

PublishedJul 20, 2026

First seenJul 20, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

surrealdb surrealdb3.2.0 or later

Vendor advisories

github.com/surrealdb/surrealdb/security/advisories/GHSA-848m-r628-vrxw

Affected products

Product	Affected versions	Fixed in
surrealdb surrealdb	v < 3.2.0	3.2.0

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