V8 Type Confusion in Chrome <146.0.7680.153 Heap Corrupt
CVE-2026-4457 Published on March 20, 2026
Type Confusion in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Vulnerability Analysis
CVE-2026-4457 can be exploited 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-2026-4457 has been classified to as an Object Type Confusion vulnerability or weakness.
Products Associated with CVE-2026-4457
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Affected Versions
Google Chrome:- Version 146.0.7680.153 and below 146.0.7680.153 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.