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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (33.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Budibase Server — versions 0, 3.40.0
Weakness classification (CWE)
References
- github.com/Budibase/budibase/security/advisories/GHSA-x7h8-ww3q-xv7c (vendor-advisory)
- www.vulncheck.com/advisories/budibase-before-sql-injection-via-unauthenticated-… (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.