CVE-2026-3259
Sensitive Data Disclosure in BigQuery via Materialized View Error Messages
- State
- Published
- Severity
- 7.1 High
- Published
- Apr 23, 2026
- Updated
- Apr 30, 2026
- Reserved
- Feb 26, 2026
Description
A Generation of Error Message Containing Sensitive Information vulnerability in the Materialized View Refresh mechanism in Google BigQuery on Google Cloud Platform allows an authenticated user to potentially disclose sensitive data using a crafted materialized view that triggers a runtime error during the refresh process.
This vulnerability was patched on 29 January 2026, and no customer action is needed.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/U:Clear | GoogleCloud |
Weaknesses
- CWE-209 Generation of error message containing sensitive information
Affected Products
| Product | Versions |
|---|---|
BigQueryGoogle Cloud |
|
References
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