SECURITY REPORT · EXTENSHI SCAN
Amex Layover Display
Firefox extension·by Cybria Enterprises LLC
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
Amex Layover Display's safety score vs every other extension we've scanned
Globally
15%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,727 extensions
In Appearance
5%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 22,238 appearance extensions
Findings
17
median 3Lower is safer
Critical findings
4
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
1
median 4vs category median
Findings breakdown
Automated security signal · 17 findings across 5 severities
17
findings
detected
detected
Critical424%
High635%
Medium635%
Low16%
Info00%
Permissions requested
1 risky permission of 6 total
1 high-risk permission require attention
This extension requests 6 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
Store local data
Can save data locally in the browser for persistence
Info
https://*.amextravel.com/*
No additional information available.
Info
https://*.travel.americanexpress.com/*
No additional information available.
Info
https://*.americanexpress.com/travel/*
No additional information available.
Info
https://*.americanexpress.com/*/travel/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026
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