extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Linux Download Manager

Firefox extension·by Tanjim
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

Linux Download Manager's safety score vs every other extension we've scanned
Globally
21%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,594 extensions
In Photos Music Videos
9%of photos music videos extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 11,119 photos music videos extensions
Findings
58
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
10
median 3Declared in manifest
Active users
4
median 6vs category median

Findings breakdown

Automated security signal · 58 distinct issues across 6 severities
58
distinct issues
detected

Permissions requested

6 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 6 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
Manage downloads

Can initiate downloads and access your download history

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

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

Medium
Access current tab

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

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
Monitor navigation

Can observe and track tab navigation events and URL changes

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Scan performed by extenshi.io · Sep 1, 2026
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