SECURITY REPORT · EXTENSHI SCAN
Youtube Theme Engine
Firefox extension·by BlueCookieWookie
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 Theme Engine's safety score vs every other extension we've scanned
Globally
84%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Social & Communication
71%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 12,741 social & communication extensions
Findings
2
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
2
median 3vs category median
Findings breakdown
Automated security signal · 2 distinct issues across 6 severities
2
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium150%
Low150%
Info00%
Permissions requested
6 permissions declared
No risky permissions
6 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://youtube.com/*
No additional information available.
Info
https://www.youtube.com/*
No additional information available.
Info
https://m.youtube.com/*
No additional information available.
Info
https://music.youtube.com/*
No additional information available.
Info
https://www.youtube-nocookie.com/embed/*
No additional information available.
Are you the author of Youtube Theme Engine?
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 Theme Engine's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 25, 2026
Browser extensions made transparent.