SECURITY REPORT · EXTENSHI SCAN
Sell The Flip — List Everywhere
Firefox extension·by Tony Nguyen
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
Sell The Flip — List Everywhere's safety score vs every other extension we've scanned
Globally
81.22%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
71.22%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
34
median 38Lower is safer
Risky permissions
3
median 1Critical + high perms
Total permissions
10
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 34 distinct issues across 6 severities
34
distinct issues
detected
detected
Scanners reported 38 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High13%
Needs Review00%
Medium3191%
Low26%
Info00%
Permissions requested
3 risky permissions of 10 total
3 high-risk permissions require attention
This extension requests 10 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
View open tabs
Can see URLs and titles of all open tabs
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
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
Low
Schedule tasks
Can schedule periodic background tasks
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Info
https://selltheflip.com/*
No additional information available.
Info
https://www.whatnot.com/*
No additional information available.
Info
https://www.grailed.com/*
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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