CVE-2026-46427 Budibase: Snowflake private key returned unmasked from datasource API to BASIC users
Authenticated users can retrieve unmasked Snowflake private keys from the datasource API due to improper secret masking logic.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-46427?
CVE-2026-46427 is a high-severity vulnerability in budibase, published on 27 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Budibase is an open-source low-code platform. Prior to 3.38.3, removeSecrets at packages/server/src/sdk/workspace/datasources/datasources.ts masks only datasource config fields whose schema type is DatasourceFieldType.PASSWORD. The Snowflake integration types its privateKey field as SENSITIVE_LONGFORM, which the filter skips. GET /api/datasources/:datasourceId lives on authorizedRoutes guarded by PermissionType.TABLE + PermissionLevel.READ. An authenticated BASIC user with any app role and call the endpoint and receive the full Snowflake PEM in plaintext. This vulnerability is fixed in 3.38.3.
Weakness: CWE-200
Which versions are affected by CVE-2026-46427?
How do I fix CVE-2026-46427?
No fix has been published for CVE-2026-46427 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-46427 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-46427 exists.
Sources
Also known as GHSA-qv26-4hvj-m7fv.