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SECURITY REPORT · EXTENSHI SCAN

PopupX - YT Popup Player

Firefox extension·by ZyphoDev
72
/ 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

PopupX - YT Popup Player's safety score vs every other extension we've scanned
Globally
17%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 403,277 extensions
In Games Entertainment
5%of games entertainment extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 9,537 games entertainment extensions
Findings
107
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
10
median 3Declared in manifest
Active users
5
median 4vs category median

Findings breakdown

Automated security signal · 107 distinct issues across 6 severities
107
distinct issues
detected
Scanners reported 152 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

1 risky permission of 10 total
1 high-risk permission require attention
This extension requests 10 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

Medium
Store local data

Can save data locally in the browser for persistence

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

Low
Schedule tasks

Can schedule periodic background tasks

Low
Block network requests (declarative)

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

Info
*://*.youtube.com/*

No additional information available.

Info
*://youtube.com/*

No additional information available.

Info
*://youtu.be/*

No additional information available.

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Scan performed by extenshi.io · Aug 24, 2026
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