extenshi.io
SECURITY REPORT · EXTENSHI SCAN

It's on Surugaya!

Firefox extension·by チェキッ娘
69
/ 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

It's on Surugaya!'s safety score vs every other extension we've scanned
Globally
69.44%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked across every extension we scan
In its category
59.44%of its category extensions carry more risk
This extension
Riskier ←→ Safer
Ranked within its category
Findings
125
median 38Lower is safer
Risky permissions
1
median 1Critical + high perms
Total permissions
129
median 4All declared perms
Critical findings
0
median 2Severity = Critical

Findings breakdown

Automated security signal · 125 distinct issues across 6 severities
125
distinct issues
detected
Scanners reported 175 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

1 risky permission of 129 total
1 high-risk permission require attention
This extension requests 129 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages(optional)

Can inject and execute JavaScript code in web pages

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Unlimited local storage

Can store large amounts of data locally without size limits

Low
Schedule tasks

Can schedule periodic background tasks

Info
http://www.amazon.co.jp/*

No additional information available.

Info
https://www.amazon.co.jp/*

No additional information available.

Info
http://books.rakuten.co.jp/rk/*

No additional information available.

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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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