extenshi.io
SECURITY REPORT · EXTENSHI SCAN

UTAKU image downloader

Edge extension·by Kadlec
67
/ 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

UTAKU image downloader's safety score vs every other extension we've scanned
Globally
11%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 421,602 extensions
In Photos
4%of photos extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 2,883 photos extensions
Findings
49
median 33Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
7
median 0Declared in manifest
Active users
7
median 53vs category median

Findings breakdown

Automated security signal · 49 distinct issues across 6 severities
49
distinct issues
detected

Permissions requested

4 risky permissions of 7 total
4 high-risk permissions require attention
This extension requests 7 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Manage downloads

Can initiate downloads and access your download history

High
Observe web requests

Can monitor all network requests made by the browser

Medium
Access current tab

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

Medium
Store local data

Can save data locally in the browser for persistence

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

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Scan performed by extenshi.io · Aug 4, 2026
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