CVE-2026-17989: Type Confusion in V8

Published Jun 4, 2026
·
Updated

Chromium: CVE-2026-17989 Type Confusion 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

Type Confusion in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Low)

— NVD

Credit

Google

Affected Software

5 affected componentsFixes available
Google Chrome<151.0.7922.72
Google Chrome<151.0.7922.71
151.0.7922.71
Google Chrome<151.0.7922.72
Microsoft Edge (Chromium-based)<151.0.4129.59
151.0.4129.59
Microsoft Edge<151.0.4129.59

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 151.0.7922.71
  2. Upgrade

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

    Fixed in 151.0.4129.59
  3. Upgrade

    Upgrade Google Chrome/Chromium (V8) to a version that resolves this vulnerability.

    Fixed in 151.0.7922.72

Event History

Jun 4, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jul 30, 2026
CVE Published
via MITRE·12:25 AM
Data Sourced
via MITRE·12:25 AM
DescriptionWeakness
Data Sourced
via NVD·01:17 AM
DescriptionSeverityWeaknessAffected Software
Jul 31, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 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-2026-17989?

The severity of CVE-2026-17989 is classified as high with a CVSS score of 8.8.

2

How do I fix CVE-2026-17989?

To fix CVE-2026-17989, update Google Chrome to version 151.0.7922.72 or later, or ensure that your Microsoft Edge is updated to the latest version.

3

What types of systems are affected by CVE-2026-17989?

CVE-2026-17989 affects Google Chrome and Microsoft Edge (Chromium-based) versions prior to the specified updates.

4

What does the term 'Type Confusion' mean in the context of CVE-2026-17989?

Type Confusion in the context of CVE-2026-17989 refers to a vulnerability where the V8 JavaScript engine mistakenly interprets a value as a different data type, leading to potential exploitation.

5

What should I do if I can't update my browser to fix CVE-2026-17989?

If you cannot update your browser, consider using a different browser until you can apply the necessary updates to mitigate the risks associated with CVE-2026-17989.

Company

Resources

Contact

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