SECURITY REPORT · EXTENSHI SCAN
fairBlock Reborn
Firefox extension·by Firefox user 13296118
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
fairBlock Reborn's safety score vs every other extension we've scanned
Globally
74.77%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
64.77%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
29
median 38Lower is safer
Risky permissions
7
median 1Critical + high perms
Total permissions
10
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 29 distinct issues across 6 severities
29
distinct issues
detected
detected
Scanners reported 35 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High13%
Needs Review00%
Medium1448%
Low1448%
Info00%
Permissions requested
7 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 7 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
High
Control privacy settings
Can modify browser privacy settings like Do Not Track and safe browsing
High
View open tabs
Can see URLs and titles of all open tabs
High
Observe web requests
Can monitor all network requests made by the browser
High
Block and modify web requests
Can intercept, block, or modify any network request before it completes
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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