Security Alert: Critical Security Risk

Automated analysis found severe security findings in this version. Review the Security Analysis tab before trusting this extension.Extension: Light QRcode

CRITICAL RISK

Light QRcode

ID: pmpklfpmdhjefcdgdajeplahennjhecf

Supported Languages

🇺🇸US English

Extension Info & Metadata

Status

Active

Version

2.6

Size

0.10 MB

Rating

0.0/5

Reviews

Users

50,000

Type

Extension

Updated

Mar 20, 2023

Publisher Contextual Analysis

Author: nslirui8View Profile
Privacy: Privacy Policy
MX records exist: Yes
Domain exists: Yes
Is disposable: Yes
Is role-based: No
Mailbox exists: Yes

Total Extensions

Active

Obsolete

Listed

Unlisted

Total Users

50,000

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Light QRcode is a V3 plug-in, which can easily convert web pages into QR codes.

User Growth

Showing data from Mar 20, 2023 to Mar 18, 2024

Versions

-20%(-10,000 users)

Compared to 3 months ago

1 version released in this period

Rating Count

Total: 0 ratings

Average Rating

Current: 0.00 / 5.0

Extracted Data

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By severity

Critical4

High2

Medium1

Low0

Versions scanned

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

Extension Version	Code Review Findings
2.6 Code review	7

Extension Version	Code Review Findings
2.6	7

Files with findings

2 distinct paths — top paths by unique finding count:

serviceworker.js5
js/contentscript.js2

S.No.	Category	Severity	File	Summary	Found in Version
1	Network Interception	critical	serviceworker.js (line 2391)	Server-supplied regex patterns, target URLs, and query-parameter sets are installed as main_frame redirect/queryTransform rules across all hosts (manifest grants `:///*`). Although the static `rules.json` is empty, …	2.6
2	Obfuscation	critical	serviceworker.js (line 2335)	Hard-coded C2 endpoint over cleartext HTTP (http://rsapi.qentifyrs.com) with a hard-coded AES-128-CBC key (`D96C445CAB84B110`) that doubles as the IV. A QR-code utility has no need to encrypt traffic to a private serv…	2.6
3	Remote Code Loading	critical	serviceworker.js (line 2483)	The service worker POSTs the user's persistent browser fingerprint and extension version (AES-encrypted) to a remote server, then AES-decrypts the response and treats it as a dynamic instruction set (`jsonData`) used …	2.6
4	Tracking	critical	js/contentscript.js (line 1375)	The content script — injected into every page via `matches: [":///*"]` — runs a bundled FingerprintJS 3.3.2 collector that computes a stable visitorId from userAgent, platform, hardwareConcurrency, deviceMemory, plu…	2.6
5	Obfuscation	high	serviceworker.js (line 2361)	Per-rule counters (`nm` / `it`) flip each rule between an `allow` action and the full redirect action after N hits. This rotation suppresses the malicious redirect for the first several navigations per session and onl…	2.6
6	Unauthorized Data Collection	high	serviceworker.js (line 2519)	The background persistently stores the fingerprint under `chrome.storage.local.brext` (naming it `brext` — "browser extension ID") and forwards it on every cold start. Combined with the server request on line 2483, th…	2.6
7	Unauthorized Data Collection	medium	js/contentscript.js (line 1352)	Beacon to openfpcdn.io from every page the user visits (probabilistically, 1% of loads) as part of the bundled FingerprintJS library — a third-party telemetry channel running in the context of arbitrary sites. Even as…	2.6

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URLs

IPv4

IPv6

URLs

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

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clients2.google.com	/service/update2/crx	https://clients2.google.com/service/update2/crx
rsapi.qentifyrs.com	-	http://rsapi.qentifyrs.com
reactjs.org	/docs/error-decoder.html	https://reactjs.org/docs/error-decoder.html?invariant=
www.w3.org	/1999/xlink	http://www.w3.org/1999/xlink
www.w3.org	/XML/1998/namespace	http://www.w3.org/XML/1998/namespace
www.w3.org	/1999/xhtml	http://www.w3.org/1999/xhtml
www.w3.org	/2000/svg	http://www.w3.org/2000/svg
www.w3.org	/1998/Math/MathML	http://www.w3.org/1998/Math/MathML
reactjs.org	/link/react-polyfills	https://reactjs.org/link/react-polyfills
r88.vn	-	https://r88.vn/

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Version History

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Browse and explore files within this extension package

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Security Alert: Critical Security Risk

Light QRcode

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 1 Version7

Versions scanned

Files with findings

Extracted Indicators (URLs and IPs)

URLs

Contextual Analysis

Version History

Version-to-Version Code Diff

Extension Files

User Growth

Rating Count

Average Rating