CVE-2026-78999: Improper privilege management in Navigation

Published Mar 30, 2026
·
Updated

Improper privilege management in Navigation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to potentially execute arbitrary code outside the sandbox 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

Mar 30, 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·09:17 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Which Chrome versions are affected?

Google Chrome versions prior to 152.0.7977.65 are affected.

2

What must an attacker achieve before exploiting this issue?

The attacker must first compromise the Chrome renderer process. Exploitation also requires social engineering and a crafted HTML page.

3

Does visiting a crafted page alone allow exploitation?

No. The available information describes the issue as requiring a compromised renderer process in addition to social engineering and crafted HTML content.

4

What is the potential impact after successful exploitation?

A successful attacker could potentially execute arbitrary code outside Chrome's sandbox.

Company

Resources

Contact

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