SECURITY REPORT · EXTENSHI SCAN
Video Quality Enhancer Upscale
Firefox extension·by JKB CODE
0
/ 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
Video Quality Enhancer Upscale's safety score vs every other extension we've scanned
Globally
35%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Photos Music Videos
16%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 10,146 photos music videos extensions
Findings
7
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
3
median 6vs category median
Findings breakdown
Automated security signal · 7 distinct issues across 6 severities
7
distinct issues
detected
detected
Critical114%
High00%
Needs Review00%
Medium571%
Low114%
Info00%
Permissions requested
1 risky permission of 3 total
1 critical permission require attention
This extension requests 3 permissions in total. 1 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
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Aug 25, 2026
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