SECURITY REPORT · EXTENSHI SCAN
Cashback service Megabonus
Firefox extension·by Megabonus
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
Cashback service Megabonus's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,718 extensions
In Shopping
1%of shopping extensions carry more risk
Riskier ←→ Safer
Ranked against 2,655 shopping extensions
Findings
122
median 5Lower is safer
Critical findings
6
median 0Severity = Critical
Permissions
8
median 4Declared in manifest
Active users
2
median 4vs category median
Findings breakdown
Automated security signal · 122 findings across 5 severities
122
findings
detected
detected
Critical65%
High2924%
Medium7461%
Low97%
Info43%
Permissions requested
5 risky permissions of 8 total
5 high-risk permissions require attention
This extension requests 8 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
Observe web requests
Can monitor all network requests made by the browser
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Store local data
Can save data locally in the browser for persistence
Info
*://*.megabonus.com/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026
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