CVE-2025-13630: High Type Confusion in V8.

Published Oct 31, 2025
·
Updated

Chromium: CVE-2025-13630 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 143.0.7499.41 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

MITRE

Credit

Shreyas Penkar@@streypaws

Affected Software

8 affected componentsFixes available
Google Chrome<143.0.7499.41
All of the following
Google Chrome<143.0.7499.40
Linux Linux kernel
All of the following
Google Chrome<143.0.7499.40
Any of the following
Apple macOS
Microsoft Windows
Microsoft Edge (Chromium-based)
Microsoft Edge<143.0.3650.66

Event History

Oct 31, 2025
CVE Published
12:00 AM
Data Sourced
12:00 AM
Weakness
Dec 2, 2025
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
DescriptionWeakness
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
Dec 4, 2025
Data Sourced
via Microsoft·05:14 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·05:14 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-13630?

The severity of CVE-2025-13630 is categorized as High.

2

What does CVE-2025-13630 affect?

CVE-2025-13630 affects Google Chrome versions prior to 143.0.7499.41.

3

How do I fix CVE-2025-13630?

To fix CVE-2025-13630, update Google Chrome to version 143.0.7499.41 or later.

4

What type of vulnerability is CVE-2025-13630?

CVE-2025-13630 is a type confusion vulnerability in the V8 engine of Google Chrome.

5

Can CVE-2025-13630 be exploited remotely?

Yes, CVE-2025-13630 can be exploited remotely via a crafted HTML page.

Contact

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