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Google Chrome V8 Out-of-Bounds Write Vulnerability Allowing Heap Corruption

Vulnerability

A vulnerability allowing an out-of-bounds write has been identified in the V8 JavaScript engine used by Google Chrome. This issue affects Chrome versions prior to 139.0.7258.138. The vulnerability could be exploited by a remote attacker to cause heap corruption, potentially leading to arbitrary code execution.

Impact

Exploitation of this vulnerability could allow for heap corruption, with the potential for arbitrary code execution.

Remediation

Users can update to Google Chrome version 139.0.7258.138 or later to address this vulnerability.

Added: Aug 20, 2025, 1:16 AM
Updated: Aug 20, 2025, 1:16 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.4
remediation
7.7
relevance
0.4
threat
0.0
urgency
2.9
incentive
0.8

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