What’s Vulnerable › Vulnerabilities

CVE-2026-109337: SurrealDB before 3.3.0 Field Permission Bypass via LIVE SELECT WHERE Clause

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-15
• Weakness: CWE-203

Description

SurrealDB before 3.3.0 contains an authorization bypass vulnerability that allows record users to infer field values hidden by field-level SELECT permissions using LIVE SELECT WHERE predicates over $before or $after. Attackers can craft repeated predicates and observe whether notifications are delivered on CREATE, UPDATE, or DELETE to confirm or narrow restricted field values.

Affected products

• surrealdb: before 3.3.0 — fixed in 3.3.0

How to fix

Upgrade to a fixed version: surrealdb 3.3.0. Check the vendor advisory for mitigations.

References

• https://github.com/surrealdb/surrealdb/security/advisories/GHSA-jm88-9wvx-6h4q
• https://www.vulncheck.com/advisories/surrealdb-before-3.3.0-field-permission-bypass-via-live-select-where-clause

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