CVE-2026-63746: SurrealDB before 3.1.0 Permission Bypass via Graph Traversal

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-20 · updated 2026-10-08
Weakness: CWE-200

Description

SurrealDB versions before 3.1.0 fail to enforce table SELECT permissions when traversing graph edges or back-references. Authenticated users can read records from any table reachable through graph edges regardless of the target table's PERMISSIONS FOR select clause.

Affected products

surrealdb: before 3.1.0 — fixed in 3.1.0

How to fix

Upgrade to a fixed version: surrealdb 3.1.0. Check the vendor advisory for mitigations.

References

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-vjjx-rfw4-rmfc
https://www.vulncheck.com/advisories/surrealdb-before-permission-bypass-via-graph-traversal

Get alerted when CVE-2026-63746 or the next vulnerability affects your stack