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Critical · 10.0 CVE-2026-72851 EUVD-2026-58502GHSA-x389-5jg5-q6vh

Budibase before 3.40.0 SQL Injection via Unauthenticated Webhook

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

Description

Budibase before 3.40.0 contains an unauthenticated SQL injection vulnerability in webhook-triggered automations with EXECUTE_QUERY steps. Attackers can POST attacker-controlled JSON to the webhook trigger endpoint to inject SQL payloads that execute with builder-configured database credentials, enabling data exfiltration, modification, and persistence in connected datasources like Snowflake.

Affected products

VendorProductAffectedFixed
budibase server < 3.40.0 3.40.0

References