Advisoriesby IbisGoogle CloudCVE-2026-14934
Google Cloud BigQuery: missing authorization
Fix: upgrade to 2026-05-10 or later (3 fixed versions below)
A Missing Authorization vulnerability in the repository creation functionality in Google Cloud BigQuery, Dataform and Colab Enterprise, in the versions between October 2025 and May 10th, 2026, on Google Cloud Platform, allows an authenticated attacker to escalate privileges and perform cross-tenant repository takeover.
This vulnerability was patched on 10 May 2026, and no customer action is needed.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| BigQuery Product | >= 2025-10, < 2026-05-10 | 2026-05-10 |
| Colab Enterprise Product | >= 2025-10, < 2026-05-10 | 2026-05-10 |
| Dataform Product | >= 2025-10, < 2026-05-10 | 2026-05-10 |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-862