extenshi.io
SECURITY REPORT · EXTENSHI SCAN

User Agent

Firefox extension·by SandVPN
74
/ 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

User Agent's safety score vs every other extension we've scanned
Globally
22%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,596 extensions
In Privacy & Security
17%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,550 privacy & security extensions
Findings
15
median 5Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
7
median 4Declared in manifest
Active users
364
median 3vs category median

Findings breakdown

Automated security signal · 15 distinct issues across 6 severities
15
distinct issues
detected
Scanners reported 16 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

5 risky permissions of 7 total
5 high-risk permissions require attention
This extension requests 7 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Observe web requests

Can monitor all network requests made by the browser

High
Block and modify web requests

Can intercept, block, or modify any network request before it completes

High
View open tabs

Can see URLs and titles of all open tabs

High
Access all HTTP sites

Can read and modify content on all non-encrypted websites

High
Access all HTTPS sites

Can read and modify content on all encrypted websites

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Store local data

Can save data locally in the browser for persistence

Are you the author of User Agent?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Add the badge to your README

Show User Agent's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/108952)](https://catalog.extenshi.io/extensions/108952/security)
HTML
<a href="https://catalog.extenshi.io/extensions/108952/security"><img src="https://catalog.extenshi.io/api/badge/108952" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Aug 24, 2026
Browser extensions made transparent.