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Google Chrome Cryptographic Flaw in PDFium Allowing Brute-Force Attack on Encrypted PDFs

Vulnerability

A cryptographic vulnerability has been identified in PDFium, used by Google Chrome, prior to version 147.0.7727.55. This flaw allows attackers to read potentially sensitive information from encrypted PDF files by employing a brute-force attack method.

Impact

Exploitation of this vulnerability could lead to unauthorized access to sensitive information in encrypted PDF documents.

Remediation

Users can update to Google Chrome version 147.0.7727.55 or later to address this vulnerability.

Added: Apr 8, 2026, 11:39 PM
Updated: Apr 8, 2026, 11:39 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
4.2
remediation
7.7
relevance
5.5
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.