Firefox Add-ons
2Versions
0Code reviewed

Not reviewed

No code review on record

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15 indicators in this extension

15 indicators
0 versions analysed

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What our analysis found

Dark Mode, used by 6,912 people, is not yet reviewed by Extension Auditor. Its permissions mean it can read and change data on all websites, can observe network requests and allows unsafe code evaluation. It comes from a publisher with 2 extensions and was last updated in June 2025.

Dark Mode Firefox extension security report

ID: dark-reader-for-ff

Extension Info & Metadata

Status
Active
Version
4.9.3
Size
1.75 MB
Rating
3.9/5
Reviews
33
Users
6,912
Type
Extension
Updated
Jun 26, 2025
Category
N/A
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
No
This publisherTrack record
2extensions
All still listed

Publisher Contextual Analysis

Author
Dark Reader
Extensions
2
Active
1
Obsolete
0
Listed
2
Unlisted
0
Users
13,824

Install growth

Item
Type
Severity
Description
webRequest
Permission
Critical
This permission enables the extension to monitor and analyze all web requests made by the browser. Rated Critical because it can observe all network traffic including sensitive data, track browsing behavior, and gather authentication tokens.
webRequestBlocking
Permission
Critical
This permission allows the extension to intercept, modify, or block any web request in real-time before it reaches its destination. Rated Critical because it can modify sensitive data (like passwords, credit cards) before encryption, redirect traffic to malicious sites, or block security updates.
<all_urls>
Host
Critical
Broad host access — the extension can read/modify content on every website.
*://*/*
Host
Critical
Broad host access — the extension can read/modify content on every website.
Dangerous Permission Combination
Risk Factor
Critical
This extension can intercept, modify, and block web requests in real-time.
webNavigation
Permission
High
This permission enables monitoring of all browser navigation events and transitions. Rated High because it can track every page visit, navigation method, and browsing pattern, potentially exposing sensitive browsing behavior and user activities.
Contextual Risk Factors
Risk Factor
High
The following context increases the overall risk:• 10% increase: Early script execution enables pre-emptive content manipulation• 15% increase: Older manifest version lacks modern security controls• 25% increase: Unsafe code evaluation capabilities increase attack surface• 10% increase: About:blank access enables potential sandbox escape vectors
Broad Host Permissions
Risk Factor
High
This extension has broad host permissions allowing it to access many or all websites.
Broad Content Script Access
Risk Factor
High
This extension can inject scripts into any website.
Unsafe JavaScript Evaluation
Risk Factor
High
This extension's CSP allows "unsafe-eval".
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.
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.
Early Content Script Execution
Risk Factor
Medium
This extension runs content scripts at document_start.
About:blank Access
Risk Factor
Medium
This extension can run content scripts in about:blank pages.
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.
alarms
Permission
Low
This permission schedules periodic tasks. Rated Low because it can only trigger events at specified times without access to sensitive data.
theme
Permission
Low
This permission (Firefox) changes the browser theme. Rated Low because it only affects visual appearance.

15 indicators in this extension

15 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

About this extension

Turn on Dark Reader for every website. Easy on your eyes, use dark theme for night and daily browsing.

User reviews

Extension files

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URLs
15

URLs

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No URLs found
No IP addresses found

15 indicators in this extension

15 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
4.9.1
Latest
1.63 MBNot scanned—
37a4a9032a389648ee5e0f395fb2c5a296ebfbb4ae2f2e0c1f200b43d86d886e
4.9.3
1.75 MBNot scanned—
4700e839041f318b091de37919d5d73cd7f901033f11a7ce8720bfcbef9ca53f
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Code Diff

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0 changed files detected

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