5ch画像ダウンローダー Firefox extension security report

This permission enables the extension to monitor and analyze all web requests made by the browser. Rated Critical because it can observe all network traffic including sensitive data, track browsing behavior, and gather authentication tokens.

This permission controls file downloads and accesses download history. Rated High because it can download malicious files, access sensitive downloaded documents, and track user download patterns.

The following context increases the overall risk:• 15% increase: Older manifest version lacks modern security controls

This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.

This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.

Host permission — access limited to this URL pattern.

This extension uses Manifest Version 2

This permission adds items to browser context menus. Rated Medium because it only modifies right-click menus without access to page content.