SECURITY REPORT · EXTENSHI SCAN
Alert Sound Customizer
Firefox extension·by Shane
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
Alert Sound Customizer's safety score vs every other extension we've scanned
Globally
48%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,712 extensions
In Photos Music Videos
37%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 11,524 photos music videos extensions
Findings
5
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
3
median 5vs category median
Findings breakdown
Automated security signal · 5 findings across 5 severities
5
findings
detected
detected
Critical00%
High120%
Medium360%
Low120%
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
View open tabs
Can see URLs and titles of all open tabs
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 · Jun 25, 2026
Browser extensions made transparent.