V8 Type Confusion -> heap corruption in Chrome <143.0.7499.41
CVE-2025-13630 Published on December 2, 2025
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)
Vulnerability Analysis
CVE-2025-13630 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is an Object Type Confusion Vulnerability?
The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
CVE-2025-13630 has been classified to as an Object Type Confusion vulnerability or weakness.
Products Associated with CVE-2025-13630
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Affected Versions
Google Chrome:- Version 143.0.7499.41 and below 143.0.7499.41 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.