CVE-2026-17664
Received Received - Intake

Loader in Google Chrome Input Validation Flaw Leads to Cross-Origin Data Leak

Publication date: 2026-07-30

Last updated on: 2026-07-30

Assigner: Chrome

Description
Insufficient validation of untrusted input in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-07-30
Last Modified
2026-07-30
Generated
2026-07-30
AI Q&A
2026-07-30
EPSS Evaluated
N/A
NVD
CVE-2026-17664
EUVD
EUVD-2026-50790

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome 151.0.7922.72

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

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Executive Summary

This vulnerability involves insufficient validation of untrusted input in the Loader component of Google Chrome before version 151.0.7922.72. A remote attacker who compromised the renderer process could exploit this to leak cross-origin data via a specially crafted HTML page.

Impact Analysis

If you use an affected version of Chrome, an attacker could steal sensitive data from other websites you visit while your browser is running. This could include personal information, login credentials, or other confidential data.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, potentially violating GDPR (data protection) and HIPAA (health information privacy) by allowing access to protected or sensitive user data across different origins.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the vulnerability.

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