extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Ask Lumo.ai

Firefox extension·by Monessem
78
/ 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

Ask Lumo.ai's safety score vs every other extension we've scanned
Globally
32%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,509 extensions
In Privacy & Security
28%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,615 privacy & security extensions
Findings
35
median 7Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
10
median 4Declared in manifest
Active users
9
median 3vs category median

Findings breakdown

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

Permissions requested

4 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 4 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

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
View open tabs

Can see URLs and titles of all open tabs

High
Manage downloads

Can initiate downloads and access your download history

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Write to clipboard

Can place content onto your clipboard

Medium
Show notifications

Can display desktop notifications outside the browser

Info
https://lumo.proton.me/*

No additional information available.

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Scan performed by extenshi.io · Sep 20, 2026
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