CVE-2026-100688

Summary

Budibase server before 3.45.0 contains a cross-tenant information disclosure vulnerability in the GET /api/applications/:appId/appPackage endpoint that allows authenticated users to read another tenant's application metadata and source code. Attackers can supply a victim tenant's app id to retrieve sensitive application details including navigation structure, role names, internal screen URLs, JavaScript snippets, and user identifiers without authorization checks.

Affected Software

VendorProductVersion RangeStatus
budibaseserver0 < 3.45.0affected
budibaseserver3.45.0unaffected

Weaknesses

  • CWE-639: Authorization Bypass Through User-Controlled Key

References