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SECURITY REPORT · EXTENSHI SCAN

Mozilla VPN Extension

Firefox extension·by Firefox
77
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.

Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue

How it ranks

Mozilla VPN Extension's safety score vs every other extension we've scanned
Globally
31%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,560 extensions
In Privacy & Security
28%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,616 privacy & security extensions
Findings
35
median 8Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
6
median 4Declared in manifest
Active users
80684
median 3vs category median

Findings breakdown

Automated security signal · 35 distinct issues across 6 severities
35
distinct issues
detected

Permissions requested

5 risky permissions of 6 total
3 critical permissions require attention
This extension requests 6 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites

Can read and modify content on every website you visit

Critical
Communicate with desktop apps

Can exchange messages with applications installed on your computer

Critical
Manage other extensions

Can enable, disable, or uninstall other browser extensions

High
Control proxy settings

Can route your browser traffic through a proxy server

High
View open tabs

Can see URLs and titles of all open tabs

Medium
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Oct 20, 2026
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