CVE-2026-72851

CRITICAL 10.0

Budibase before 3.40.0 SQL Injection via Unauthenticated Webhook

CVSS Score

10.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-89
Vendor	budibase
Product	server
Published	Aug 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

budibase / server

0 < 3.40.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/Budibase/budibase/security/advisories/GHSA-x7h8-ww3q-xv7c vulncheck.com: https://www.vulncheck.com/advisories/budibase-before-sql-injection-via-unauthenticated-webhook

Credits

🔍 hypnguyen1209