Metabase Cloud: H2 INIT sanitizer bypass gives RCE and cross-tenant secret exposure via EKS node credentials
Researchers at Hacktron disclosed a chain in Metabase Cloud that began with a bypass of the sanitization Metabase applies to H2 connection strings and ended in exposure of secrets belonging to other tenants. Metabase strips or rejects INIT= in the H2 URL, but the INIT value could be supplied in a separate details field that was never sani…