CVE-2026-72857: Budibase

High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Budibase before 3.40.0 fails to redact datasource credentials stored in STRING typed fields, allowing authenticated users to read MongoDB connection strings and Firebase private keys in plaintext. Attackers with table read permissions can retrieve datasource configurations through the read API to obtain live backend database credentials and service account keys.

Affected products

• Budibase Budibase: before 3.40.0 (fixed in 3.40.0)

Published 2026-08-13. Last modified 2026-08-31.