CVE-2026-58596: Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Published Jul 11, 2026
·
Updated

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Other sources

Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Microsoft

Affected Software

4 affected componentsFixes available
Microsoft Microsoft Edge (Chromium-based)
Microsoft Edge (Chromium-based)<150.0.4078.48
150.0.4078.48
Microsoft Edge<150.0.4078.48
Microsoft Edge Chromium<150.0.4078.48

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 150.0.4078.48

Event History

Jul 11, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Jul 12, 2026
CVE Published
via MITRE·03:22 PM
Data Sourced
via MITRE·03:22 PM
DescriptionSeverity
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-58596?

The severity of CVE-2026-58596 is rated as high with a score of 8.3.

2

How do I fix CVE-2026-58596?

To fix CVE-2026-58596, you should update Microsoft Edge (Chromium-based) to the latest version provided by Microsoft.

3

What type of vulnerability is CVE-2026-58596?

CVE-2026-58596 is an Elevation of Privilege vulnerability in Microsoft Edge (Chromium-based).

4

What causes CVE-2026-58596?

CVE-2026-58596 is caused by an untrusted pointer dereference that allows unauthorized privilege elevation.

5

Who is affected by CVE-2026-58596?

Users of Microsoft Edge (Chromium-based) are affected by CVE-2026-58596.

Contact

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