SECURITY REPORT · EXTENSHI SCAN
Adblock Plus
Firefox extension·by Adblock Plus
0
/ 100 SAFETY SCORE
DANGEROUS
Meaningful risk surface. Avoid on managed devices without review.
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
Adblock Plus's safety score vs every other extension we've scanned
Globally
0%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Privacy & Security
0%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 11,537 privacy & security extensions
Findings
255
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
27
median 4Declared in manifest
Active users
2696070
median 3vs category median
Findings breakdown
Automated security signal · 255 distinct issues across 6 severities
255
distinct issues
detected
detected
Scanners reported 272 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical10%
High208%
Needs Review00%
Medium18573%
Low2811%
Info218%
Permissions requested
8 risky permissions of 27 total
2 critical permissions require attention
This extension requests 27 permissions in total. 8 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
Critical
Manage other extensions(optional)
Can enable, disable, or uninstall other browser extensions
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
Developer tools
Can extend browser developer tools with custom panels
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Show notifications
Can display desktop notifications outside the browser
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
Info
https://youtube.com/*
No additional information available.
Info
https://www.youtube.com/*
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026
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