CVE-2026-67311

MediumCVSS 6.8/10Last modified Aug 31, 2026

Description

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.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Weakness enumeration

CWE-918

Affected software

Vendor	Product	Versions
Budibase	budibase	< 3.38.1

References

Timeline

Published: Aug 1, 2026
Last modified: Aug 31, 2026
NVD status: Deferred

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