CVE-2026-17879

Analyzed Analyzed - Analysis Complete

Inappropriate Autofill Implementation in Google Chrome

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Inappropriate implementation in Autofill 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: Medium)

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-2026-17879

EUVD

EUVD-2026-50628

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 Autofill feature. It allowed a remote attacker to access and leak data from different websites (cross-origin) by tricking users into visiting a specially crafted HTML page. The issue was rated as Medium severity by Chromium.

Detection Guidance

This vulnerability is specific to Google Chrome and cannot be directly detected via network or system commands. The issue is in the browser's Autofill implementation, so detection involves checking the Chrome version and ensuring it is updated to 151.0.7922.72 or later. Use chrome://settings/help to verify the version.

Impact Analysis

If exploited, this vulnerability could allow an attacker to steal sensitive information like passwords, credit card details, or personal data that your browser automatically fills in on websites. This could lead to identity theft, financial loss, or unauthorized access to accounts.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection principles and potentially triggering breach notification requirements. For HIPAA, it may compromise protected health information if medical data was stored or autofilled in Chrome.

Mitigation Strategies

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

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