Google Chrome FileSystem Insufficient Input Validation Vulnerability Allowing Arbitrary Read/Write

Vulnerability

A vulnerability exists in Google Chrome in the FileSystem component, prior to version 148.0.7778.96. This issue stems from inadequate validation of untrusted input, which enabled a remote attacker, having compromised the renderer process, to execute arbitrary read and write operations through a specially crafted HTML page.

Impact

Exploitation of this vulnerability could lead to unauthorized read and write access within the FileSystem component, potentially allowing for the manipulation of files or data.

Remediation

Users can update to Google Chrome version 148.0.7778.96 or later to address this vulnerability.

Added: May 6, 2026, 8:11 PM
Updated: May 6, 2026, 8:11 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
5.0
exploitability
3.6
remediation
7.7
relevance
7.6
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.