SECURITY REPORT · EXTENSHI SCAN
YouTube to MP4 Downloader
Firefox extension·by free mp3juices
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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 to MP4 Downloader's safety score vs every other extension we've scanned
Globally
94.51%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
84.51%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
4
median 38Lower is safer
Risky permissions
0
median 1Critical + high perms
Total permissions
1
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 4 distinct issues across 6 severities
4
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium250%
Low250%
Info00%
Permissions requested
1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Info
*://*.youtube.com/*
No additional information available.
Are you the author of YouTube to MP4 Downloader?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show YouTube to MP4 Downloader's live security score on GitHub or in your docs
Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
Browser extensions made transparent.