Security Warning: Historically Flagged as Malware

This extension is historically labeled as malware, but the current version analysis does not yet confirm severe malicious findings.Extension: PDF Viewer

HIGH RISKStill available - needs review

PDF Viewer

ID: jdlkkmamiaikhfampledjnhhkbeifokk

Supported Languages

🇧🇷Brazilian Portuguese

🇨🇳Chinese (Simplified)

🇭🇷Croatian

🇨🇿Czech

🇺🇸English

🇵🇭Filipino

🇫🇮Finnish

🇫🇷French

🇮🇱Hebrew

🇮🇳Hindi

🇰🇷Korean

🇲🇽Latin American Spanish

🇳🇴Norwegian

🇵🇱Polish

🇷🇴Romanian

🇷🇺Russian

🇪🇸Spanish

🇹🇭Thai

🇺🇸US English

Extension Info & Metadata

Status

Active

Version

1.0.12

Size

2.50 MB

Rating

4.0/5

Reviews

394

Users

100,000

Type

Extension

Updated

Jul 28, 2026

Publisher Contextual Analysis

Author: https://fastpdfviewer.comView Profile
Privacy: Privacy Policy
MX records exist: Yes
Domain exists: Yes
Is disposable: No
Is role-based: No
Mailbox exists: Yes
Website: Visit

Total Extensions

Active

Obsolete

Listed

Unlisted

Total Users

100,000

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

Display any PDF files in the Chrome browser with HTML5. Online editor, viewer and PDF converter tool.

PDF Viewer for Chrome is a free and very useful tool that allows you to view and edit files directly in your browser. To see the file with this Reader simply hit the icon installed in the browser's toolbar or just click the Chrome's context menu and select "Open with PDF Viewer". Reader is the industry-leading solution. Use this tools right in Google Chrome to get the best viewing experience and get more done while browsing. You can add comments to file, including sticky notes, text, and highlights—all for free. What’s NEW: • Dark and light mode. • Read your document aloud • View file offline Other functions: • Displays both signed and unsigned PDF signatures. • Opens PDF files through drag-and-drop functionality. • Allows insertion of text and images into the document. • Includes drawing tools, making it possible to sign PDFs with a pen or mouse. To operate with this extension, please right-click on any link and then click on - Open and Download with Viewer - item from the context menu. The files will first be "downloaded" and then "opened" in a default viewer (the one which is set on the options page). Please note that the file will be downloaded in the "default" download folder on your machine. Leave feedback and ask questions about our product Viewer! We are developing new features and always listen to feedback.

User Growth

Showing data from Nov 04, 2022 to Nov 03, 2023

Versions

-50%(-100,000 users)

Compared to 3 months ago

5 versions released in this period

Rating Count

Total: 194 ratings+91 (88%)

Average Rating

Current: 4.75 / 5.0+4.75

Extracted Data

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

By severity

Critical1

High2

Medium1

Low0

Versions scanned

Showing 1 of 2 scanned versions with more than one unique finding. Counts are unique findings that include each version.

Extension Version	Code Review Findings
1.0.10 Code review	4

Extension Version	Code Review Findings
1.0.10	4

Files with findings

2 distinct paths — top paths by unique finding count:

bg/main/replace.js2
worker.js2

S.No.	Category	Severity	File	Summary	Found in Version
1	Obfuscation	critical	worker.js (line 12)	The code uses obfuscated property names (lnk, metod, respHdr) instead of standard Chrome webRequest properties (url, method, responseHeaders). This is a common anti-analysis technique to hide network interception logi…	1.0.10
2	Network Interception	high	worker.js (line 38)	The extension attempts to use the 'blocking' argument with webRequest.onHeadersReceived without having the 'webRequestBlocking' permission in manifest.json. This pattern is often seen in malware that has been hastily …	1.0.10
3	Other	high	bg/main/replace.js (line 2)	Deliberately deleting the 'origin' property from the URL prototype is a highly unusual and suspicious action. It is typically done to bypass security checks in libraries (like PDF.js) that rely on origin-based access …	1.0.10
4	Tracking	medium	bg/main/replace.js (line 65)	The code uses non-standard URL property names (hst, prt) instead of 'host' and 'protocol', indicating a global monkey-patch of the URL object. It then fetches favicons from arbitrary domains, which can be used for tra…	1.0.10

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

URLs

IPv4

IPv6

URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.


www.w3.org	/2000/svg	http://www.w3.org/2000/svg
www.w3.org	/XML/1998/namespace	http://www.w3.org/XML/1998/namespace
www.w3.org	/1999/xlink	http://www.w3.org/1999/xlink
www.apache.org	/licenses/LICENSE-2.0	http://www.apache.org/licenses/LICENSE-2.0
http:	-	http://${e}`:e}(s
chrome.google.com	/webstore/detail/	https://chrome.google.com/webstore/detail/
bugzilla.mozilla.org	/show_bug.cgi	https://bugzilla.mozilla.org/show_bug.cgi?id=706209
github.com	/adobe-type-tools/cmap-resources	https://github.com/adobe-type-tools/cmap-resources
mozilla.github.io	-	http://mozilla.github.io
mozilla.github.io	-	https://mozilla.github.io

Showing 1 to 10 of 20 rows

Rows per page:

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

No IP addresses found

2.8 out of 5 · 10 most recent reviews

Text reviews

Positive

Negative

I princip värdelöst tillägg med noll funktioner.

Lennie·2 Aug 2026

Its not an instant online viewer of pdf files. You can only open local.

Mr Soccer·25 Jun 2026

Easy to use, fast motion for a better reading time.

Iulian 0_o·25 Apr 2026

Version History

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

Code Diff

Compare extension code between any two versions.

0 changed files detected

No comparable text files found between these versions.

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

Browse and explore files within this extension package

You reached today's free scan limit (3/3 unique extensions).

Upgrade for full visibility.

Security Warning: Historically Flagged as Malware

PDF Viewer

Supported Languages

Extension Info & Metadata

Publisher Contextual Analysis

Chrome Web Store Metadata

Screenshots & Videos

About this extension

Analytics & Metrics

User Growth

Rating Count

Average Rating

Static Code Security Analysis

Extracted Data

Code Review Findings Summary Across 2 Versions4

Versions scanned

Files with findings

Extracted Indicators (URLs and IPs)

URLs

Contextual Analysis

User Reviews

Version History

Version-to-Version Code Diff

Code Diff

Extension Files

User Reviews

User Growth

Rating Count

Average Rating