SECURITY REPORT · EXTENSHI SCAN
Coupert For Mobile
Firefox extension·by Coupert
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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
Coupert For Mobile's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Shopping
1%of shopping extensions carry more risk
Riskier ←→ Safer
Ranked against 4,067 shopping extensions
Findings
60
median 6Lower is safer
Critical findings
5
median 0Severity = Critical
Permissions
7
median 4Declared in manifest
Active users
7167
median 3vs category median
Findings breakdown
Automated security signal · 60 distinct issues across 6 severities
60
distinct issues
detected
detected
Scanners reported 76 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical58%
High712%
Needs Review00%
Medium3050%
Low1728%
Info12%
Permissions requested
4 risky permissions of 7 total
1 critical permission require attention
This extension requests 7 permissions in total. 4 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
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
View open tabs
Can see URLs and titles of all open tabs
High
Observe web requests
Can monitor all network requests made by the browser
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 3, 2026
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