Chrome Web Store
10Versions
0Code reviewed

Not reviewed

No code review on record

We have not reviewed this extension’s code, so we cannot vouch for it either way. Check the permissions below to decide whether it asks for more than it needs.

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11 indicators in this extension

11 indicators
0 versions analysed

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What our analysis found

Custom CSS by Denis, used by 20,000 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 May 2026.

Custom CSS by Denis

Custom CSS by Denis Chrome extension security report

ID: cemphncflepgmgfhcdegkbkekifodacd

Supported Languages

🇺🇸English
🇰🇷Korean

Extension Info & Metadata

Status
Active
Version
1.4.0
Size
0.16 MB
Rating
4.4/5
Reviews
84
Users
20,000
Type
Extension
Updated
May 4, 2026
Category
Workflow & planning
Price
Free
Featured
Yes
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
This publisherTrack record
4extensions
All still listed

Publisher Contextual Analysis

Trusted
Author
sokolov.cc
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
No
Mailbox exists
Yes
Website
Visit
Extensions
4
Active
4
Obsolete
0
Listed
4
Unlisted
0
Users
22,022

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Screenshots & videos

Screenshot 1
Screenshot 2

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.
activeTab
Permission
Medium
This permission grants temporary access to the current tab. Rated Medium because it can access current page content when invoked, though limited to user-initiated actions.
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.

11 indicators in this extension

11 indicators
0 versions analysed

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

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One-time payment · Secure checkout by Stripe

About this extension

Minimal and secure way to add custom CSS per-domain

Read the publisher’s full description

Add custom CSS styles on websites. The extension does not require permissions to access all data on all websites all the time. Once you start editing CSS on a page, you get a permission prompt specific to that domain. Later, if the CSS for a domain is not used, the permission will be dropped. There is no UI clutter of any kind. The entire extension consists of a big editable area for CSS code for the current domain.

User reviews

Extension files

Browse and explore files within this extension package

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URLs
11

URLs

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No URLs found
No IP addresses found

11 indicators in this extension

11 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
1.4.0
Latest
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.3.4
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.3.3
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.3.2
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.3.1
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.3.0
0.09 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.2.0
0.04 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.1.0
0.04 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
1.0.1
0.04 MBNot scanned—
0430f1d2e97d815f0cf6892b2b5c85cef76cfb1ea6699ecd3ae70a8ed220932c
1.3.5
0.16 MBNot scanned—
2b1e78ea935f5a876ba08e38c3dd3238db38dc1a6119179a34a733747daf953f
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Code Diff

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