CVE-2026-2473— Bucket Squatting in Vertex AI Experiments leads to RCE and Model Theft.
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I. Basic Information for CVE-2026-2473
Vulnerability Information
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Vulnerability Title
Bucket Squatting in Vertex AI Experiments leads to RCE and Model Theft.
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
可预测问题
Source: NVD (National Vulnerability Database)
Vulnerability Title
Google Cloud Vertex AI 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Cloud Vertex AI是美国谷歌（Google）公司的一个全栈式人工智能平台。 Google Cloud Vertex AI 1.133.0之前版本存在安全漏洞，该漏洞源于Vertex AI Experiments中存在可预测的存储桶命名，允许未经身份验证的远程攻击者通过预先创建可预测命名的Cloud Storage存储桶实现跨租户远程代码执行、模型窃取和投毒。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Google Cloud | Vertex AI Experiments | 1.21.0 ~ 1.133.0 | - |
II. Public POCs for CVE-2026-2473
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|---|
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IV. Related Vulnerabilities
Same vendor: Google Cloud
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Sensitive Data Exposure in Google Cloud Vertex AI Workbench - CVE-2026-2472
Stored Cross-Site Scripting (XSS) in Vertex AI Python SDK Vi
Same weakness: CWE-340
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