extenshi.io
SECURITY REPORT · EXTENSHI SCAN

YouTube Todo

Firefox extension·by 4th Software
80
/ 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

YouTube Todo's safety score vs every other extension we've scanned
Globally
38%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 401,999 extensions
In Tabs
18%of tabs extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,552 tabs extensions
Findings
17
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
11
median 3Declared in manifest
Active users
1
median 2vs category median

Findings breakdown

Automated security signal · 17 distinct issues across 6 severities
17
distinct issues
detected

Permissions requested

1 risky permission of 11 total
1 high-risk permission require attention
This extension requests 11 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

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

Medium
Custom menus

Can add custom items to the browser context menu

Medium
Show notifications

Can display desktop notifications outside the browser

Info
https://www.youtube-todo.com/*

No additional information available.

Info
https://youtube-todo.com/*

No additional information available.

Info
http://localhost/*

No additional information available.

Info
https://localhost/*

No additional information available.

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Scan performed by extenshi.io · Aug 25, 2026
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