SECURITY REPORT · EXTENSHI SCAN
Dupe.com: Find similar products for less
Firefox extension·by Dupe
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
Dupe.com: Find similar products for less's safety score vs every other extension we've scanned
Globally
72.74%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
62.739999999999995%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
51
median 38Lower is safer
Risky permissions
2
median 1Critical + high perms
Total permissions
9
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 51 distinct issues across 6 severities
51
distinct issues
detected
detected
Scanners reported 54 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High48%
Needs Review00%
Medium2651%
Low2141%
Info00%
Permissions requested
2 risky permissions of 9 total
2 high-risk permissions require attention
This extension requests 9 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Info
https://dupe.com/*
No additional information available.
Info
https://*.dupe.com/*
No additional information available.
Info
https://*.vercel.app/*
No additional information available.
Info
http://localhost:3000/*
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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