SECURITY REPORT · EXTENSHI SCAN

YouTube Video Downloader 4K

Firefox extension·by Matthew Asuncion

/ 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 Video Downloader 4K's safety score vs every other extension we've scanned

Globally

36%of extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 383,422 extensions

In Photos Music Videos

18%of photos music videos extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 10,684 photos music videos extensions

Findings

median 4Lower is safer

Critical findings

median 0Severity = Critical

Permissions

median 3Declared in manifest

Active users

2052

median 6vs category median

Findings breakdown

Automated security signal · 8 distinct issues across 6 severities

distinct issues
detected

Critical113%

High113%

Needs Review00%

Medium563%

Low113%

Info00%

Permissions requested

2 risky permissions of 9 total

1 critical permission require attention

This extension requests 9 permissions in total. 2 of them grant broad capabilities that are worth a careful look.

Critical

Access to all websites

Can read and modify content on every website you visit

High