SECURITY REPORT · EXTENSHI SCAN
Backspace History Navigator
Firefox extension·by Angie
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
Backspace History Navigator's safety score vs every other extension we've scanned
Globally
41%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,711 extensions
In Web Development
34%of web development extensions carry more risk
Riskier ←→ Safer
Ranked against 10,188 web development extensions
Findings
7
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
0
median 3vs category median
Findings breakdown
Automated security signal · 7 findings across 5 severities
7
findings
detected
detected
Critical00%
High229%
Medium343%
Low229%
Info00%
Permissions requested
3 risky permissions of 5 total
3 high-risk permissions require attention
This extension requests 5 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
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
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jun 25, 2026
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