Budibase versions before 3.45.0 fail to disable external JSON reference resolution in the OpenAPI/Swagger import validator, allowing authenticated builders to read arbitrary local files. Attackers with builder access can embed file:// references in OpenAPI specifications submitted to the import endpoint to exfiltrate sensitive files including environment variables containing JWT secrets, API keys, and database credentials.

Project Subscriptions

Vendors Products
Budibase Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 28 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 26 Sep 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Budibase
Budibase server
Vendors & Products Budibase
Budibase server

Sat, 26 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Description Budibase versions before 3.45.0 fail to disable external JSON reference resolution in the OpenAPI/Swagger import validator, allowing authenticated builders to read arbitrary local files. Attackers with builder access can embed file:// references in OpenAPI specifications submitted to the import endpoint to exfiltrate sensitive files including environment variables containing JWT secrets, API keys, and database credentials.
Title Budibase before 3.45.0 Arbitrary Local File Read via OpenAPI Import
Weaknesses CWE-200
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-28T16:34:04.548Z

Reserved: 2026-09-26T02:36:51.809Z

Link: CVE-2026-100680

cve-icon Vulnrichment

Updated: 2026-09-28T16:33:58.868Z

cve-icon NVD

Status : Deferred

Published: 2026-09-26T14:16:52.150

Modified: 2026-09-28T17:17:44.953

Link: CVE-2026-100680

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-26T17:00:14Z

Weaknesses