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Google Chrome WebCodecs Use-After-Free Vulnerability Allowing Arbitrary Code Execution

Vulnerability

A use-after-free vulnerability has been identified in the WebCodecs component of Google Chrome. This issue affects versions prior to 149.0.7827.103 and allows remote attackers to execute arbitrary code within a sandboxed environment by using a crafted HTML page.

Impact

Exploitation of this vulnerability could lead to arbitrary code execution within a sandbox.

Remediation

Users can update to Google Chrome version 149.0.7827.103 or later to address this vulnerability.

Added: Jun 9, 2026, 12:37 AM
Updated: Jun 9, 2026, 12:37 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
3.8
exploitability
3.6
remediation
7.7
relevance
9.6
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.