Skip to content
OpenAdvisories
Medium · 6.5 CVE-2026-63737 EUVD-2026-45908GHSA-jv2j-mqmw-xvv5GHSA-q3vg-g3wv-mfgg

SurrealDB before 3.1.5 Denial of Service via deep operator chains

Published Jul 20, 2026 · Updated Jul 28, 2026 · Assigned by VulnCheck

Description

SurrealDB versions before 3.1.5 contain a denial of service vulnerability where authenticated users can crash the server with queries containing long chains of operators. Attackers can submit queries with tens of thousands of chained operators that create unbounded expression trees, causing stack overflow during query processing and aborting the entire process.

Affected products

VendorProductAffectedFixed
surrealdb surrealdb 3.0.0 – < 3.1.5 3.1.5

Affected packages

EcosystemPackageAffectedFixedRecord
crates.io surrealdb >= 3.0.0, < 3.1.5 3.1.5 GHSA-jv2j-mqmw-xvv5

References