CVE-2026-79066: Improper input validation in Navigation

Published May 10, 2026
·
Updated

Improper input validation in Navigation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Credit

Google

Affected Software

2 affected componentsFixes available
Google Chrome<152.0.7977.65
Google Chrome<152.0.7977.64
152.0.7977.64

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 152.0.7977.64

Event History

May 10, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Aug 25, 2026
CVE Published
via MITRE·08:10 PM
Data Sourced
via MITRE·08:10 PM
DescriptionWeakness
Data Sourced
via NVD·09:18 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What must an attacker achieve before exploiting this issue?

The attacker must first compromise the Chrome renderer process. The bypass is then triggered through a crafted HTML page.

2

What security boundary can be bypassed?

A successful exploit can bypass Chrome site isolation. The issue is in Navigation input validation.

3

Which Chrome versions need remediation?

Google Chrome versions prior to 152.0.7977.65 are affected. Updating to 152.0.7977.65 or later addresses the affected version range described.

Company

Resources

Contact

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