CVE-2026-109337

SurrealDB before 3.3.0 Field Permission Bypass via LIVE SELECT WHERE Clause

State: Published
Severity: 5.3 Medium
Published: Oct 12, 2026
Updated: Oct 15, 2026
Reserved: Oct 12, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	VulnCheck

Weaknesses

CWE-203 Observable Discrepancy

Affected Products

Product	Versions
surrealdbsurrealdb	before 3.3.0Affected 3.3.0Not affected

References

GitHub Security Advisory (GHSA-jm88-9wvx-6h4q)vendor-advisory
VulnCheck Advisory: SurrealDB before 3.3.0 Field Permission Bypass via LIVE SELECT WHERE Clausethird-party-advisory

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