CVE-2026-67311: Budibase

Medium severity, CVSS 6.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Budibase before 3.38.1 contains a server-side request forgery vulnerability in the REST datasource integration that fails to validate HTTP redirects against the IP blacklist. Attackers with Builder role can configure a REST datasource pointing to an external server that returns a redirect to internal IP addresses, bypassing blacklist protection to access cloud metadata endpoints and internal services.

Affected products

• Budibase Budibase: before 3.38.1 (fixed in 3.38.1)

Published 2026-08-01. Last modified 2026-08-31.