CVE-2026-17907

Analyzed Analyzed - Analysis Complete

Side-Channel Data Leak in Google Chrome

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Side-channel information leakage 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-2026-17907

EUVD

EUVD-2026-50656

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-1300	The device does not contain sufficient protection mechanisms to prevent physical side channels from exposing sensitive information due to patterns in physically observable phenomena such as variations in power consumption, electromagnetic emissions (EME), or acoustic emissions.

Attack-Flow Graph

Executive Summary

This vulnerability is a side-channel information leakage in Google Chrome's Network component. It allows a remote attacker to steal cross-origin data by tricking a user into visiting a specially crafted HTML page. The issue exists in Chrome versions before 151.0.7922.72.

Detection Guidance

Detection requires checking the Chrome version installed. Run 'google-chrome --version' or check via 'chrome://settings/help' in the browser. If the version is below 151.0.7922.72, the system is vulnerable.

Impact Analysis

An attacker could exploit this 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 side-channel information leakage, which could potentially expose cross-origin data. Such data exposure may impact compliance with GDPR (data protection) or HIPAA (health information privacy) by risking unauthorized access to sensitive information.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later immediately. Disable automatic loading of untrusted HTML pages if possible. Monitor for unusual network activity or data exfiltration attempts.

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