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Google Chrome PDFium Heap Buffer Overflow Vulnerability Allowing Arbitrary Code Execution

Vulnerability

A heap buffer overflow vulnerability has been identified in PDFium, a library used by Google Chrome, on Windows systems running versions prior to 147.0.7727.101. This vulnerability allows remote attackers to execute arbitrary code within a sandboxed environment by convincing users to perform specific UI actions while viewing a crafted PDF file.

Impact

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

Remediation

Users can update to Google Chrome version 147.0.7727.101 or later to address this vulnerability.

Added: Apr 15, 2026, 8:39 PM
Updated: Apr 15, 2026, 8:39 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
3.3
remediation
7.7
relevance
6.0
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.