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SECURITY REPORT · EXTENSHI SCAN

Blockium Ad Blocker: YouTube, Popups, Privacy

Chrome extension·by Blockium Apps
71
/ 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

Blockium Ad Blocker: YouTube, Popups, Privacy's safety score vs every other extension we've scanned
Globally
15%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,539 extensions
In Productivity
20%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 198,326 productivity extensions
Findings
51
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
159
median 14vs category median

Findings breakdown

Automated security signal · 51 distinct issues across 6 severities
51
distinct issues
detected

Permissions requested

1 risky permission of 7 total
1 high-risk permission require attention
This extension requests 7 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Block requests with host access

Can block or redirect network requests and requires host permissions

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Show notifications

Can display desktop notifications outside the browser

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

Low
View blocked request stats

Can see which declarative rules matched network requests

Low
Schedule tasks

Can schedule periodic background tasks

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Scan performed by extenshi.io · Sep 20, 2026
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