SECURITY REPORT · EXTENSHI SCAN
Extended History
Firefox extension·by ElveApps
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
Extended History's safety score vs every other extension we've scanned
Globally
94.42%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
84.42%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
4
median 38Lower is safer
Risky permissions
3
median 1Critical + high perms
Total permissions
11
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 4 distinct issues across 6 severities
4
distinct issues
detected
detected
Scanners reported 7 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High125%
Needs Review00%
Medium250%
Low125%
Info00%
Permissions requested
3 risky permissions of 11 total
3 high-risk permissions require attention
This extension requests 11 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
Delete browsing data
Can remove browsing history, cookies, cache, and other browsing data
High
Access browsing history
Can read and modify your complete browsing history
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Access bookmarks
Can read and modify your saved bookmarks
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Access session data
Can query and restore recently closed tabs and windows
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
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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