pCloud Save 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 allows the extension to intercept, modify, or block any web request in real-time before it reaches its destination. Rated Critical because it can modify sensitive data (like passwords, credit cards) before encryption, redirect traffic to malicious sites, or block security updates.

Broad host access — the extension can read/modify content on every website.

Broad host access — the extension can read/modify content on every website.

Broad host access — the extension can read/modify content on every website.

This extension can intercept, modify, and block web requests in real-time.

The following context increases the overall risk:• 10% increase: Early script execution enables pre-emptive content manipulation• 15% increase: Older manifest version lacks modern security controls• 10% increase: About:blank access enables potential sandbox escape vectors

This extension has broad host permissions allowing it to access many or all websites.

This extension can inject scripts into any website.

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 grants temporary access to the current tab. Rated Medium because it can access current page content when invoked, though limited to user-initiated actions.

This extension runs content scripts at document_start.

This extension can run content scripts in about:blank pages.

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.

This permission displays system notifications. Rated Low because it can only show user-visible notifications without accessing system data.