by Kastro
Paper/Archive/CVE-2026-72851

CVE-2026-72851

budibase server — Budibase before 3.40.0 SQL Injection via Unauthenticated Webhook

EPSS 0.4%public exploitCVSS 10.0
critical.is priorityof 100
46
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 29.2.292 × 205.8Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
server< 3.40.03.40.0CNA

Scores by source

VulnCheck (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
VulnCheck (CNA)9.0CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitgithub.com/Budibase/budibase/security/advisories/GHSA-x7h8-ww3q-xv7cwriteupvulncheck.com/advisories/budibase-before-sql-injection-via-unauthenticated-webhook