# CVE-2026-2473: Bucket Squatting in Vertex AI Experiments leads to RCE and Model Theft.

> CVE-2026-2473: Bucket Squatting in Vertex AI Experiments leads to RCE and Model Theft.. CVSS 7.7 (CVSS 4.0).

Canonical: https://rewindex.com/cve/CVE-2026-2473
Last updated: 2026-06-17T10:31:08Z

- Published: 2026-02-20 19:39 UTC · Updated: 2026-06-17 10:31 UTC · Assigner: GoogleCloud
- CVSS: 7.7 (CVSS 4.0) · Severity: High
- EPSS: 0.51%, 43th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-340

## Description

Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to (but not including) 1.133.0 on Google Cloud Platform allows an unauthenticated remote attacker to achieve cross-tenant remote code execution, model theft, and poisoning via pre-creating predictably named Cloud Storage buckets (Bucket Squatting). This vulnerability was patched and no customer action is needed.

## Affected vendors and products

- Google Cloud: Vertex AI Experiments

## Tracked companies

- [Google Cloud](https://rewindex.com/company/google-cloud.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-2473)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-2473)
- [https://docs.cloud.google.com/support/bulletins\#gcp-2026-012](https://docs.cloud.google.com/support/bulletins#gcp-2026-012)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-2473 · Markdown: https://rewindex.com/cve/CVE-2026-2473.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-2473 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:16:35.999Z