Qwant - Search engine & tracker blocker Firefox extension security report

This permission allows the extension to define rules to block, redirect, or modify network requests. Rated Critical because it can control all network traffic, potentially blocking security updates or redirecting to malicious sites.

This permission enables monitoring of all browser navigation events and transitions. Rated High because it can track every page visit, navigation method, and browsing pattern, potentially exposing sensitive browsing behavior and user activities.

This permission provides full access to read and modify browser cookies. Rated High because it can steal session tokens, modify authentication cookies, and compromise accounts across websites.

The following context increases the overall risk:• 10% increase: Early script execution enables pre-emptive content manipulation

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.

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

Host permission — access limited to this URL pattern.

This extension runs content scripts at document_start.