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CVE-2026-14934

Cross-Tenant Repository Takeover via Improper Access Control in BigQuery, Dataform and Colab Enterprise

CVSS 9.4 CRITICALEPSS 0.2%CWE-862
Vexday Risk Score
28Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 9.4EPSS 0.2%KEV nãoPoC Nuclei Metasploit Patch
Lifecycle
13 Jul 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
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/U:Clear