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Firefox Add-ons
1Versions
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2 indicators in this extension

2 indicators
0 versions analysed

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What our analysis found

youtubeサムネイル画像ダウンローダ is not yet reviewed by Extension Auditor. It comes from a publisher with 72 extensions and was last updated in April 2023.

youtubeサムネイル画像ダウンローダ Firefox extension security report

ID: youtube%E3%82%B5%E3%83%A0%E3%83%8D%E3%82%A4%E3%83%AB%E7%94%BB%E5%83%8F%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD%E3%83%BC%E3%83%80

Extension Info & Metadata

Status
Active
Version
1.0.3
Size
0.01 MB
Rating
0.0/5
Reviews
0
Users
24
Type
Extension
Updated
Apr 21, 2023
Category
N/A
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
No
Download CRX
Firefox Add-ons
Report Issue
This publisherTrack record
72extensions
All still listed

Publisher Contextual Analysis

Author
私立メロン高校パソコン部
Extensions
72
Active
39
Obsolete
0
Listed
72
Unlisted
0
Users
9,864

Install growth

Item
Type
Severity
Description
downloads
Permission
High
This permission controls file downloads and accesses download history. Rated High because it can download malicious files, access sensitive downloaded documents, and track user download patterns.
Contextual Risk Factors
Risk Factor
High
The following context increases the overall risk:• 15% increase: Older manifest version lacks modern security controls
tabs
Permission
Medium
This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.
storage
Permission
Medium
This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.
*://*/*/
Host
Medium
Host permission — access limited to this URL pattern.
Older Manifest Version
Risk Factor
Medium
This extension uses Manifest Version 2
contextMenus
Permission
Low
This permission adds items to browser context menus. Rated Medium because it only modifies right-click menus without access to page content.

2 indicators in this extension

2 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
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About this extension

youtubeからサムネイル画像を落とすソフトです。 Firefoxでyoutubeの動画ページを開いて、 ツールバーのアイコンをクリック。クリックすると 1280x720、640x480、480x360の画像がダウンロードされます。

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Extension files

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URLs
2

URLs

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No URLs found
No IP addresses found

2 indicators in this extension

2 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe
Version
Size
Verdict
Findings
Permhash
1.0.3
Latest
0.01 MBNot scanned—
12a20a256b0bf54c0133fe0543e2f0eb9ef31ca8a28d3c9efc282bd04c55f9af
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