Bigquery Data Transfer Service
Monthly
Remote code execution in Google Cloud BigQuery Data Transfer Service (versions prior to the 2026-05-01 service release) allows an authenticated tenant user to run arbitrary code inside the managed connector container and escalate privileges within the tenant project by supplying crafted parameters in a JDBC connection string routed through the bundled CData JDBC driver. Rated CVSS 4.0 9.4 (Critical) with a scope change to subsequent systems, the flaw was fixed server-side by Google on 1 May 2026 and requires no customer action. There is no public exploit identified at time of analysis, and it is not listed in CISA KEV.
Remote code execution in Google Cloud BigQuery Data Transfer Service (versions prior to the 2026-05-01 service release) allows an authenticated tenant user to run arbitrary code inside the managed connector container and escalate privileges within the tenant project by supplying crafted parameters in a JDBC connection string routed through the bundled CData JDBC driver. Rated CVSS 4.0 9.4 (Critical) with a scope change to subsequent systems, the flaw was fixed server-side by Google on 1 May 2026 and requires no customer action. There is no public exploit identified at time of analysis, and it is not listed in CISA KEV.