CVE-2026-15132: High Uninitialized Use in V8 on 2026-06-24

Published Jul 8, 2026
·
Updated

Chromium: CVE-2026-15132 Uninitialized Use in V8

Other sources

This CVE was assigned by Chrome.  Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

— NVD

Affected Software

3 affected componentsFixes available
Google Chrome<150.0.7871.115
Microsoft Edge<150.0.4078.65
Microsoft Edge (Chromium-based)<150.0.4078.65
150.0.4078.65

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 150.0.4078.65
  2. Upgrade

    Upgrade Google Chrome / Chromium to a version that resolves this vulnerability.

    Fixed in 150.0.7871.115

Event History

Jul 8, 2026
CVE Published
via MITRE·10:35 PM
Data Sourced
via MITRE·10:35 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Jul 16, 2026
Data Sourced
12:00 AM
Weakness
Jul 28, 2026
Data Sourced
via Microsoft·10:04 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·10:04 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2026-15132?

The severity of CVE-2026-15132 is classified as high with a CVSS score of 8.8.

2

How do I fix CVE-2026-15132?

To fix CVE-2026-15132, update Google Chrome to version 150.0.7871.115 or later.

3

What type of vulnerability is CVE-2026-15132?

CVE-2026-15132 is an uninitialized use vulnerability in V8 within Google Chrome.

4

Who is affected by CVE-2026-15132?

Users of Google Chrome versions prior to 150.0.7871.115 are affected by CVE-2026-15132.

5

What can an attacker do with CVE-2026-15132?

An attacker can execute arbitrary code within a sandbox through a crafted HTML page due to CVE-2026-15132.

Company

Resources

Contact

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