Stored Cross-Site Scripting in Google Cloud Vertex AI SDK
CVE-2026-2472

8.6HIGH

Key Information:

Vendor

Google Cloud

Status
Vertex Ai Sdk For Python
Vendor
CVE Published:
20 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2472?

The Google Cloud Vertex AI SDK features a stored cross-site scripting vulnerability in the _genai/_evals_visualization component. This issue affects versions from 1.98.0 up to, but not including, 1.131.0. An unauthenticated attacker can exploit this vulnerability to inject arbitrary JavaScript into a victim's Jupyter or Colab environment. This occurs through the injection of script escape sequences into model evaluation results or dataset JSON data, potentially compromising the security and integrity of user environments.

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Deploy the Patch

Affected Version(s)

Vertex AI SDK for Python 1.98.0 < 1.131.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2472-Vertex-AI-SDK-Google-Cloud
Created by JoshuaProvoste

References

https://docs.cloud.google.com/support/bulletins#gcp-2026-011

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Din Asotić
JSON
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