CVE-2026-17959

Analyzed Analyzed - Analysis Complete

Inappropriate Network Implementation in Google Chrome

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Inappropriate implementation in Network in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-30

Last Modified

2026-08-03

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-17959

EUVD

EUVD-2026-50885

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.72 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-346	The product does not properly verify that the source of data or communication is valid.

Attack-Flow Graph

Executive Summary

This vulnerability is an inappropriate implementation in Google Chrome's Network component. It allows a remote attacker to leak cross-origin data by tricking a user into visiting a crafted HTML page. The issue was fixed in Chrome version 151.0.7922.72.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 151.0.7922.72. Detection involves checking the installed Chrome version. On Windows, run: chrome.exe --version. On Linux, run: google-chrome --version. Compare the output to 151.0.7922.72 or later.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data from other websites you visit without your knowledge. This might include personal information, login credentials, or other confidential data shared between sites.

Compliance Impact

This vulnerability involves inappropriate implementation in Google Chrome allowing cross-origin data leaks via crafted HTML pages. Such data leaks could potentially expose sensitive user information, which may impact compliance with GDPR (data protection) and HIPAA (healthcare data privacy) if personal or health-related data is involved.

Mitigation Strategies

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

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