SECURITY REPORT · EXTENSHI SCAN
FB4KDownloader - 4K Facebook Video Downloader
Chrome extension
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
FB4KDownloader - 4K Facebook Video Downloader's safety score vs every other extension we've scanned
Globally
38%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
49%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
26
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
49
median 14vs category median
Findings breakdown
Automated security signal · 26 distinct issues across 6 severities
26
distinct issues
detected
detected
Critical00%
High14%
Needs Review00%
Medium2285%
Low312%
Info00%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Manage downloads
Can initiate downloads and access your download history
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 9, 2026
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