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OpenAdvisories
High · 7.1 CVE-2026-73617 EUVD-2026-57821GHSA-pmpg-2mxq-6xwrGHSA-rqxq-f5cc-3xp6

Budibase before 3.40.0 NoSQL Injection via MongoDB datasource

Published Aug 13, 2026 · Updated Oct 8, 2026 · Assigned by VulnCheck

Description

Budibase before 3.40.0 contains a NoSQL injection vulnerability in the MongoDB datasource integration where user-supplied parameters are enriched with handlebars using noEscaping: true and parsed without operator filtering. Attackers can inject MongoDB operators through query parameters to bypass per-user access controls, read arbitrary documents, execute JavaScript via $where operators, or modify collections through update and delete operations.

Affected products

VendorProductAffectedFixed
budibase server < 3.40.0 3.40.0

Affected packages

EcosystemPackageAffectedFixedRecord
npm @budibase/server <= 3.38.1 — GHSA-pmpg-2mxq-6xwr

References