CVE-2026-5918
Received Received - Intake
Cross-Origin Data Leak via Navigation Flaw in Chrome Renderer

Publication date: 2026-04-08

Last updated on: 2026-04-14

Assigner: Chrome

Description
Inappropriate implementation in Navigation in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
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Meta Information
Published
2026-04-08
Last Modified
2026-04-14
Generated
2026-06-16
AI Q&A
2026-04-09
EPSS Evaluated
2026-06-15
NVD
CVE-2026-5918
EUVD
EUVD-2026-20752
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-346 The product does not properly verify that the source of data or communication is valid.
CWE-352 The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
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Executive Summary

This vulnerability is an inappropriate implementation in the Navigation component of Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker who has already compromised the renderer process to leak cross-origin data by using a specially crafted HTML page.

Impact Analysis

If exploited, this vulnerability can lead to unauthorized disclosure of data from different origins, potentially exposing sensitive information that should be isolated by the browser's security model.

Compliance Impact

This vulnerability allows a remote attacker who has compromised the renderer process in Google Chrome to leak cross-origin data via a crafted HTML page.

Such data leakage could potentially expose sensitive personal or protected information, which may impact compliance with data protection regulations like GDPR or HIPAA if exploited.

However, the vulnerability is rated with a low severity score (CVSS 4.3) and requires user interaction, which may limit the risk.

No specific information is provided about direct compliance impact in the available data.

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