CVE-2026-100680

HIGHCVSS 8.1

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.

Timeline

Published:September 26th, 2026 2:16 PM

Last modified:September 28th, 2026 5:17 PM

CVSS Scoring

CVSS v3: 8.1 (HIGH)

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

Weaknesses (CWE)

CWE-200

References & Reports

Advisories, patches, and third-party reports

https://github.com/Budibase/budibase/security/advisories/GHSA-8xr5-pggf-26jq
https://www.vulncheck.com/advisories/budibase-before-3.45.0-arbitrary-local-file-read-via-openapi-import
https://github.com/Budibase/budibase/security/advisories/GHSA-8xr5-pggf-26jq

Source: NIST NVD · Data may lag official sources by up to one minute