SQL Injection in Budibase Server
CVE-2026-72851
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.
Vulnerability class: SQL Injection
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Budibase Server — versions 0, 3.40.0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-72851?
- CVE-2026-72851 is a critical-severity vulnerability in Budibase Server, classified under SQL Injection. CVSS score: 10.0/10. Published 2026-08-13.
- How severe is CVE-2026-72851?
- Critical severity. CVSS v3 base score is 10.0 out of 10.