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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-54356

Budibase authenticated arbitrary S3 signed upload URL issuance via `/api/attachments/:datasourceId/url`

Description

Budibase is an open-source low-code platform. Prior to 3.41.3, POST /api/attachments/:datasourceId/url in packages/server/src/api/routes/static.ts and packages/server/src/api/controllers/static/index.ts allows an authenticated published-app user with the BASIC role to supply attacker-controlled bucket and key values and obtain signedUrl and publicUrl values backed by stored S3 datasource credentials. This issue is fixed in version 3.41.3.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Budibase budibase

  • < 3.41.3affected

References