extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Sidekick AI

Firefox extension·by woojooin
15
/ 100 SAFETY SCORE
CRITICAL
Severe indicators. Treat as unsafe until the developer addresses these findings.

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

Sidekick AI's safety score vs every other extension we've scanned
Globally
0%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,509 extensions
In Language Support
0%of language support extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 4,563 language support extensions
Findings
52
median 6Lower is safer
Critical findings
4
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
45
median 3vs category median

Findings breakdown

Automated security signal · 52 distinct issues across 6 severities
52
distinct issues
detected

Permissions requested

5 risky permissions of 7 total
1 critical permission require attention
This extension requests 7 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps

Can exchange messages with applications installed on your computer

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
Access all HTTP sites

Can read and modify content on all non-encrypted websites

High
Access all HTTPS sites

Can read and modify content on all encrypted websites

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 24, 2026
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