Udemy Subtitle Translator - Yakuu

ID: mfjgefhkaljdlpmnnfcaebgmchfhakcf

Extension Info & Metadata

Status

Active

Version

1.2.0.0

Size

0.07 MB

Rating

4.1/5

Reviews

166

Users

10,000

Type

Extension

Updated

Feb 22, 2023

Publisher Contextual Analysis

Trusted

Author: Orz99View Profile
Privacy: Privacy Policy
Help: Help Center
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

10,071

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Subtitle translator for Udemy. Also, Show YouTube subtitles to the corresponding language, No need for hierarchical menu selection.

Learning Anywhere - in Any Languages. Enables Udemy course subtitles to be translated and displayed in dual language mode. Translation subtitles now natively support various display modes including full screen and auto-paging Automatic display of translated subtitles in local languages when watching YouTube videos. Usage of Udemy That's it -- just open any Udemy course and enable captioning. Usage of YouTube Just click the subtitle icon on the video to enable subtitles, you don't have to open the options icon to specify the language each time. How to show the Yakuu icon in the toolbar 1. Select "Extensions" 2. Find the Yakuu extension 3. Select Pin to show Yakuu icon in the toolbar Use the toolbar icon to enable or disable Yakuu extension at any time. v1.2.0.0 ( 2023/02/19 ) All: Supports all languages provided by Google Translate Add the feature of specifying the target language for translation. You can choose which language you want the subtitle to be translated into. Udemy: Supports early subtitle formats. Translation subtitles now natively support various display modes including full screen and auto-paging. Add bilingual subtitle feature, allowing you to switch between single and dual language subtitles at any time.

User Growth

Showing data from Jan 01, 2022 to Dec 31, 2022

Versions

-50%(-10,000 users)

Compared to 3 months ago

1 version released in this period

Rating Count

Total: 16 ratings

Average Rating

Current: 4.00 / 5.0-0.08

Extracted Data

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By severity

Critical0

High0

Medium2

Low3

Versions scanned

Showing 1 of 10 scanned versions with more than one unique finding. Counts are unique findings that include each version.

Extension Version	Code Review Findings
1.2.0.0 Code review	5

Extension Version	Code Review Findings
1.2.0.0	5

Files with findings

5 distinct paths — top paths by unique finding count:

background.js1
content_scripts/udemy.js1
content_scripts/youtube.js1
interceptor/udemy.js1
interceptor/youtube.js1

S.No.	Category	Severity	File	Summary	Found in Version
1	Network Interception	medium	interceptor/udemy.js (line 842)	The script is injected into the page's MAIN world (registered in background.js) and hooks XMLHttpRequest globally on udemy.com pages. It intercepts responses from `vtt-*.udemycdn.com`, exfiltrates the subtitle text to…	1.2.0.0
2	Privilege Escalation	medium	background.js (line 602)	On install, the service worker programmatically registers two content scripts that run in `world: "MAIN"` at `document_start`. MAIN-world injection bypasses the isolated content-script sandbox and lets the extension h…	1.2.0.0
3	Code Injection	low	content_scripts/udemy.js (line 1)	The udemy.com content script accepts any `SET` runtime message and writes the supplied key/value pair into the page's localStorage with no validation of `e.key`, `e.value`, or sender. Any other extension component (an…	1.2.0.0
4	Code Injection	low	content_scripts/youtube.js (line 1)	Identical loose `SET` handler on youtube.com — writes attacker-controlled key/value pairs into youtube.com's localStorage on receipt of any internal runtime message, without sender or key allow-list checks.	1.2.0.0
5	Network Interception	low	interceptor/youtube.js (line 841)	Injected into YouTube's MAIN world, this hooks XMLHttpRequest and rewrites outgoing URLs to `/api/timedtext?` by appending `&tlang=<lang>` so YouTube returns translated captions. Modifying outbound request URLs from p…	1.2.0.0

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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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translate.googleapis.com	/translate_a/single	https://translate.googleapis.com/translate_a/single?client=gtx&sl=auto&tl=${n}&dt=t&q=${encodeURIComponent(t
*.udemy.com	/course/*	https://.udemy.com/course/
*.youtube.com	/*	https://.youtube.com/
clients2.google.com	/service/update2/crx	https://clients2.google.com/service/update2/crx
*.udemy.com	/*	https://.udemy.com/
translate.googleapis.com	/*	https://translate.googleapis.com/*
yakuu.dado.tw	-	https://yakuu.dado.tw/
yakuu.dado.tw	/contact	https://yakuu.dado.tw/contact

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1.2.0.0	IPv4	-

3.3 out of 5 · 10 most recent reviews

Text reviews

Positive

Negative

This extension is not working. It keeps showing: ‘Could not establish connection. Receiving end does not exist.

Thuan Truong·14 Jul 2026

The extension isn't working for me. It says the translation service is not working. Please fix it.

Hòa Trương thị·14 Jul 2026

Çalışmıyor şu an, tamir edebliir misiniz?

caco otuzüç·

Version History

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Code Diff

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Udemy Subtitle Translator - Yakuu

Extension Info & Metadata

Publisher Contextual Analysis

Chrome Web Store Metadata

Screenshots & Videos

About this extension

Analytics & Metrics

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Rating Count

Average Rating

Static Code Security Analysis

Extracted Data

Code Review Findings Summary Across 10 Versions5

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

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Average Rating