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SECURITY REPORT · EXTENSHI SCAN

Copy Youtube Transcript

Firefox extension·by Junuw
71
/ 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

Copy Youtube Transcript's safety score vs every other extension we've scanned
Globally
15%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 384,183 extensions
In Photos Music Videos
6%of photos music videos extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 10,700 photos music videos extensions
Findings
103
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 3Declared in manifest
Active users
110
median 6vs category median

Findings breakdown

Automated security signal · 103 distinct issues across 6 severities
103
distinct issues
detected

Permissions requested

1 risky permission of 8 total
1 high-risk permission require attention
This extension requests 8 permissions in total. 1 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

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
Schedule tasks

Can schedule periodic background tasks

Low
Block network requests (declarative)

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

Info
https://www.youtube.com/watch*

No additional information available.

Info
https://www.youtube.com/shorts*

No additional information available.

Info
*://*.youtube.com/*

No additional information available.

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Scan performed by extenshi.io · Aug 9, 2026
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