extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Media Downloader

Chrome extension·by lengmianshi
58
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.

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

Media Downloader's safety score vs every other extension we've scanned
Globally
4%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,225 extensions
In Productivity
5%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 191,248 productivity extensions
Findings
76
median 16Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
8
median 3Declared in manifest
Active users
679
median 14vs category median

Findings breakdown

Automated security signal · 76 distinct issues across 6 severities
76
distinct issues
detected
Scanners reported 132 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

6 risky permissions of 8 total
1 critical permission require attention
This extension requests 8 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
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

High
Observe web requests

Can monitor all network requests made by the browser

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

Medium
Store local data

Can save data locally in the browser for persistence

Low
Create offscreen documents

Can create hidden documents for background processing tasks

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Scan performed by extenshi.io · Aug 19, 2026
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