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SECURITY REPORT · EXTENSHI SCAN

HACHI Membership Checker

Chrome extension·by Arce
82
/ 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

HACHI Membership Checker's safety score vs every other extension we've scanned
Globally
34%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 421,529 extensions
In Lifestyle
29%of lifestyle extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 49,942 lifestyle extensions
Findings
18
median 14Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
9
median 2Declared in manifest
Active users
265
median 24vs category median

Findings breakdown

Automated security signal · 18 distinct issues across 6 severities
18
distinct issues
detected

Permissions requested

2 risky permissions of 9 total
2 high-risk permissions require attention
This extension requests 9 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
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

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

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

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Add context menu items

Can add custom items to the right-click context menu

Low
React to page content

Can show or hide the extension icon based on page content rules

Low
Manage tab groups

Can create and manage tab groups

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Scan performed by extenshi.io · Oct 24, 2026
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