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What our analysis found

CZ MultiViewer, used by 3,000 people, is not yet reviewed by Extension Auditor. Its permissions mean it can inject scripts into pages. It comes from a trusted publisher and was last updated in October 2026.

CZ MultiViewer

CZ MultiViewer Chrome extension security report

ID: lnpfojaeffcahabkhdahkhcnpbgkigai

Supported Languages

🇰🇷Korean

Extension Info & Metadata

Status
Active
Version
1.2.2
Size
0.41 MB
Rating
4.9/5
Reviews
15
Users
3,000
Type
Extension
Updated
Oct 4, 2026
Category
Entertainment
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
Download CRX
Chrome Web Store
Report Issue
This publisherTrack record
6extensions
All still listed

Publisher Contextual Analysis

Trusted
Author
duna.me
Privacy
Privacy Policy
Help
Help Center
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
Yes
Mailbox exists
Yes
Website
Visit
Extensions
6
Active
6
Obsolete
0
Listed
6
Unlisted
0
Users
3,205

Screenshots & videos

Screenshot 1

Install growth

Item
Type
Severity
Description
scripting
Permission
Critical
This permission allows injection and execution of JavaScript on any webpage. Rated Critical because it can modify page content, steal sensitive data, and inject malicious code into any site the extension has access to.
declarativeNetRequestWithHostAccess
Permission
Critical
This permission combines network request modification with host permissions. Rated Critical because it can modify requests for specific domains, potentially targeting sensitive websites with precise attack rules.
cookies
Permission
High
This permission provides full access to read and modify browser cookies. Rated High because it can steal session tokens, modify authentication cookies, and compromise accounts across websites.
offscreen
Permission
High
This permission creates hidden browser documents with full DOM access. Rated High because it can run background operations invisibly, potentially executing malicious code without user awareness.
Contextual Risk Factors
Risk Factor
High
The following context increases the overall risk: • 10% increase: Early script execution enables pre-emptive content manipulation
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.
https://api.chzzk.naver.com/*
Host
Medium
Host permission — access limited to this URL pattern.
https://nid.naver.com/*
Host
Medium
Host permission — access limited to this URL pattern.
https://chzzk.naver.com/*
Host
Medium
Host permission — access limited to this URL pattern.
https://czviewer.duna.me/*
Host
Medium
Host permission — access limited to this URL pattern.
Early Content Script Execution
Risk Factor
Medium
This extension runs content scripts at document_start.

About this extension

여러 치지직(CHZZK) 방송을 한 화면에서 동시에 시청할 수 있는 멀티뷰 도구

Read the publisher’s full description

CZ MultiViewer는 여러 치지직(CHZZK) 라이브 방송을 한 화면에서 함께 시청할 수 있는 멀티뷰 도구입니다. 채널 UID 또는 라이브 URL을 입력하여 여러 방송을 동시에 열 수 있으며, 깔끔한 레이아웃에서 방송을 효율적으로 관리할 수 있습니다. Chrome 확장 프로그램을 함께 사용하면 시청 경험을 향상시키는 추가 기능이 자동으로 활성화됩니다. 주요 기능: • 여러 치지직 방송을 동시에 시청 • 채널 UID 및 라이브 URL 입력 지원 • 중복 채널 자동 제거 • 가벼운 브라우저 기반 동작 확장 프로그램 기능: • 방송 간 레이턴시 표시 • 치지직 로그인 기반 채팅 표시 • 웹 멀티뷰 페이지와 연동된 확장 기능 제공 CZ MultiViewer는 별도의 회원가입 없이 브라우저 환경에서 바로 사용할 수 있습니다.

User reviews

Extension files

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No network indicators were extracted from this version.

Version
Size
Verdict
Findings
Permhash
1.2.2
Latest
0.41 MBNot scanned—
249ce39e1242b25a2a1c0096bde71ff78c99389196da25a1ad8ef2239d7b5c35
1.2.1
0.41 MBNot scanned—
afc67092ee32e670b69941813deea56e37c6848941d050618b316296f35f0c71
1.2.0
0.41 MBNot scanned—
afc67092ee32e670b69941813deea56e37c6848941d050618b316296f35f0c71
1.1.1
0.39 MBNot scanned—
809726130be3a66ec222980e289cd19eb64eaf03a7b49f24f675e2420e849e36
1.1.0
0.39 MBNot scanned—
809726130be3a66ec222980e289cd19eb64eaf03a7b49f24f675e2420e849e36
1.0.9
0.39 MBNot scanned—
809726130be3a66ec222980e289cd19eb64eaf03a7b49f24f675e2420e849e36
1.0.8
0.39 MBNot scanned—
809726130be3a66ec222980e289cd19eb64eaf03a7b49f24f675e2420e849e36
1.0.7
0.39 MBNot scanned—
809726130be3a66ec222980e289cd19eb64eaf03a7b49f24f675e2420e849e36
1.0.6
0.39 MBNot scanned—
d52fec0d58eb8059cd5516a97eb9459378742df98e7e88f2a1bdf4fce4c3f483
1.0.5
0.39 MBNot scanned—
d52fec0d58eb8059cd5516a97eb9459378742df98e7e88f2a1bdf4fce4c3f483
Showing 1 to 10 of 20 rows
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