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Migaku: Really Learn Languages

Version 1.30.14.0 View in Chrome Web Store

Last scanned: about 21 hours ago

Extension Details

Developer: Migaku Inc.

Rating: 4.2 ★ (118 ratings)

Users: 50,000

Context-Aware Verdict

CRITICAL

Overall Risk

Based on 11 total findings, including 8 high-risk findings.

Findings

HIGH

Broad Content Script Injection

This extension can inject scripts into any website. This means it could potentially read sensitive data, modify website content, or steal credentials.

HIGH

Broad Host Permissions

This extension has broad host permissions allowing it to access many or all websites. This could potentially be used to steal sensitive data or track browsing activity.

HIGH

High-Risk Permission: clipboardRead

This extension has the clipboardRead permission. Can read clipboard content. This could potentially be used maliciously to compromise security or privacy.

HIGH

High-Risk Permission: clipboardWrite

This extension has the clipboardWrite permission. Can modify clipboard content. This could potentially be used maliciously to compromise security or privacy.

HIGH

High-Risk Permission: management

This extension has the management permission. Can manage other extensions. This could potentially be used maliciously to compromise security or privacy.

HIGH

High-Risk Permission: webNavigation

This extension has the webNavigation permission. Can track your web navigation. This could potentially be used maliciously to compromise security or privacy.

HIGH

High-Risk Permission: webRequest

This extension has the webRequest permission. Can intercept and modify web requests. This could potentially be used maliciously to compromise security or privacy.

HIGH

Unsafe WebAssembly Execution

This extension's Content Security Policy allows 'wasm-unsafe-eval', which permits potentially dangerous WebAssembly code execution. This could be used to hide malicious code or perform CPU-intensive operations.

MEDIUM

Medium-Risk Permission: activeTab

This extension has the activeTab permission. Can access the active tab when clicking the extension icon.

MEDIUM

Medium-Risk Permission: contextMenus

This extension has the contextMenus permission. Can add items to the context menu.

MEDIUM

Medium-Risk Permission: storage

This extension has the storage permission. Can store data locally.

Security Analysis Details

Required Permissions:

tabCapture
activeTab
storage
system.display
webNavigation
contextMenus
clipboardRead
clipboardWrite
management
webRequest
scripting

Host Permissions:

https://*.migaku.com/*
*://*.youtube.com/*

Content Security Policy:

extension_pages: script-src 'self' 'wasm-unsafe-eval'; object-src 'self'
sandbox: sandbox allow-scripts; script-src 'self' 'unsafe-eval' 'wasm-unsafe-eval' blob:

Embedded URLs (631 total):

https://emscripten.org/docs/compiling/Dynamic-Linking.html	https://migaku.io
https://clients2.google.com/service/update2/crx	https://migaku.com
http://www.w3.org/2000/svg	https://migaku.com/login?migrate=1
https://cdn.jsdelivr.net/gh/twitter/twemoji@v14.0.2/assets/svg/1f4da.svg	https://twemoji.maxcdn.com/v/14.0.2/
https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/	http://www.example.com
https://679bfc8a0471474e974118b249191812@o4505193110175744.ingest.sentry.io/	https://vuejs.org/error-reference/#runtime-
http://www.w3.org/1998/Math/MathML	http://www.w3.org/1999/xlink
https://github.com/lancedikson/bowser	https://github.com/uuidjs/uuid#getrandomvalues-not-supported
https://github.com/ecomfe/zrender/blob/master/LICENSE.txt	https://migaku-public-data.migaku.com
https://migaku-public-data.migaku.com/fonts/inter/InterVariable.woff2?v=4.0	https://migaku-public-data.migaku.com/fonts/gt-maru/GT-Maru-Black.woff2
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-400-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-400-normal.woff2
https://migaku-public-data.migaku.com/fonts/noto-sans-sc/noto-sans-sc-chinese-simplified-400-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-sc/noto-sans-sc-chinese-simplified-700-normal.woff2
https://migaku-public-data.migaku.com/fonts/line-seed-kr/LINESeedKR-Rg.woff2	https://migaku-public-data.migaku.com/fonts/line-seed-kr/LINESeedKR-Bd.woff2
https://www.youtube.com	https://music.youtube.com
https://suggestqueries-clients6.youtube.com	https://upload.youtube.com/
https://youtubei.googleapis.com	https://www.youtube.com/youtubei/
https://youtubei.googleapis.com/youtubei/	https://green-youtubei.sandbox.googleapis.com/youtubei/
https://release-youtubei.sandbox.googleapis.com/youtubei/	https://test-youtubei.sandbox.googleapis.com/youtubei/
http://cami-youtubei.sandbox.googleapis.com/youtubei/	https://uytfe.sandbox.google.com/youtubei/
https://www.google.com/	https://github.com/LuanRT
https://github.com/sponsors/LuanRT	https://github.com/wykerd/
https://github.com/MasterOfBob777	https://github.com/patrickkfkan
https://github.com/akkadaska	https://github.com/absidue
https://esm.sh/@bufbuild/protobuf@2.0.0/wire	https://github.com/LuanRT/YouTube.js.git
https://github.com/LuanRT/YouTube.js/issues	https://github.com/LuanRT/YouTube.js#readme
http://www.w3.org/2001/XMLSchema-instance	http://standards.iso.org/ittf/PubliclyAvailableStandards/MPEG-DASH_schema_files/DASH-MPD.xsd
http://dashif.org/thumbnail_tile	https://ytjs.googlevideo.com/videoplayback?expire=1234567890&
https://ytjs.dev/guide/getting-started.html#providing-a-custom-javascript-interpreter	http://oauth.net/grant_type/device/1.0
http://gdata.youtube.com	https://www.googleapis.com/auth/youtube-paid-content
https://www.youtube.com/tv	https://api.bilibili.com/x/player/playurl?avid=
https://www.bilibili.com/	https://feross.org/opensource
https://feross.org	https://unpkg.com/@ffmpeg/core@
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-400-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-400-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-400-normal.woff	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-400-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-500-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-500-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-500-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-500-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-500-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-500-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-700-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-700-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-700-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-japanese-700-normal.woff
https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-700-normal.woff2	https://migaku-public-data.migaku.com/fonts/noto-sans-jp/noto-sans-jp-latin-ext-700-normal.woff

Page 1 of 8

Raw Manifest

{
  "name": "__MSG_extensionNameStandard__",
  "icons": {
    "16": "ExtFavicon_16px.png",
    "32": "ExtFavicon_32px.png",
    "48": "ExtFavicon_128px.png",
    "128": "ExtFavicon_128px.png"
  },
  "action": {
    "default_icon": "ActionIcon_Inactive.png",
    "default_popup": "pages/menu/index.html"
  },
  "sandbox": {
    "pages": [
      "pages/app-window/apps/ffmpeg/sandbox/ffmpeg.sandbox.html"
    ]
  },
  "version": "1.30.14.0",
  "commands": {
    "send-card": {
      "description": "__MSG_commandDescriptionSendCard__"
    },
    "create-card": {
      "description": "__MSG_commandDescriptionCreateCard__",
      "suggested_key": {
        "mac": "Alt+Q",
        "default": "Alt+Q"
      }
    },
    "_execute_action": {},
    "open-migaku-app": {
      "description": "__MSG_commandDescriptionOpenApp__",
      "suggested_key": {
        "mac": "Alt+Shift+W",
        "default": "Alt+Shift+W"
      }
    },
    "toggle-recording": {
      "description": "__MSG_commandDescriptionToggleRecording__",
      "suggested_key": {
        "mac": "Alt+R",
        "default": "Alt+R"
      }
    },
    "create-card-skip-low-info-warning": {
      "description": "__MSG_commandDescriptionCreateCardSkipLowInfoWarning__",
      "suggested_key": {
        "mac": "Alt+Shift+Q",
        "default": "Alt+Shift+Q"
      }
    }
  },
  "background": {
    "type": "module",
    "service_worker": "service-worker-loader.js"
  },
  "update_url": "https://clients2.google.com/service/update2/crx",
  "description": "__MSG_extensionDescription__",
  "permissions": [
    "tabCapture",
    "activeTab",
    "storage",
    "system.display",
    "webNavigation",
    "contextMenus",
    "clipboardRead",
    "clipboardWrite",
    "management",
    "webRequest",
    "scripting"
  ],
  "homepage_url": "https://migaku.com",
  "version_name": "1.30.14",
  "default_locale": "en",
  "content_scripts": [
    {
      "js": [
        "assets/content-script.start.ts-loader.js"
      ],
      "run_at": "document_start",
      "matches": [
        "<all_urls>"
      ]
    },
    {
      "js": [
        "assets/content-script.idle.ts-loader.js"
      ],
      "run_at": "document_idle",
      "matches": [
        "<all_urls>"
      ]
    },
    {
      "js": [
        "assets/content-script.capture.ts-loader.js"
      ],
      "run_at": "document_start",
      "matches": [
        "*://*.youtube.com/*"
      ]
    }
  ],
  "host_permissions": [
    "https://*.migaku.com/*",
    "*://*.youtube.com/*"
  ],
  "manifest_version": 3,
  "content_security_policy": {
    "sandbox": "sandbox allow-scripts; script-src 'self' 'unsafe-eval' 'wasm-unsafe-eval' blob:",
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "assets/browser.css",
        "assets/style.css",
        "*",
        "assets/app-router.config-bdc48d99.js",
        "assets/v4-c8a7dd6d.js",
        "assets/memory.methods-1f132191.js",
        "assets/player-store-0b1cecf1.js",
        "assets/content-script.utils-0ddf1cf7.js",
        "assets/file.methods-1ac48f05.js",
        "assets/ffmpeg.types-f4602aef.js",
        "assets/audio-capture.config-6d2298ea.js",
        "assets/index-719fd542.js",
        "assets/global-store.types-09edeb00.js",
        "assets/browser-bb2733b4.js",
        "assets/srt-parser-cd78cc7b.js",
        "assets/ssa-parser-f5096027.js",
        "assets/errors-16243cd4.js",
        "assets/content-script.start.ts-d25d6cbc.js",
        "assets/_plugin-vue_export-helper-1c82a199.js",
        "assets/main-3724b566.js",
        "assets/usePageRefreshHandler-184409d2.js",
        "assets/UiCallout-5828afbd.js",
        "assets/UiAlertModal-f1ee20de.js",
        "assets/window.methods-817067d7.js",
        "assets/UiDraggable-c0c29bc4.js",
        "assets/UiActionSheet-458d9bdf.js",
        "assets/Drone-b139fba0.js",
        "assets/bridge.methods-ecba8671.js",
        "assets/dispatches.app-main-c8293e02.js",
        "assets/MigachuFaceSad-1cd88b76.js",
        "assets/ToolbarDisplayOptions.methods-7dfbe30b.js",
        "assets/UiTextInput-ff4dcadf.js",
        "assets/external.config-946e6d91.js",
        "assets/content-script.idle.ts-eaaa0554.js"
      ],
      "use_dynamic_url": false
    },
    {
      "matches": [
        "https://*.animelon.com/*",
        "https://*.bilibili.com/*",
        "https://*.crunchyroll.com/*",
        "https://*.disneyplus.com/*",
        "https://*.iq.com/*",
        "https://*.netflix.com/*",
        "https://*.primevideo.com/*",
        "https://*.viki.com/*",
        "https://*.youtube.com/*"
      ],
      "resources": [
        "assets/jFNkW8z65JGnFf4B1nUyDtUkUFW.umd.cjs"
      ],
      "use_dynamic_url": false
    },
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "resources": [
        "assets/app-router.config-bdc48d99.js",
        "assets/audio-capture.config-6d2298ea.js",
        "assets/content-script.utils-0ddf1cf7.js",
        "assets/v4-c8a7dd6d.js",
        "assets/content-script.capture.ts-62e1d760.js"
      ],
      "use_dynamic_url": false
    }
  ]
}

by ✦ Astarte

Migaku: Really Learn Languages

Extension Details

Context-Aware Verdict

Findings

Security Analysis Details

Required Permissions:

Host Permissions:

Content Security Policy:

Embedded URLs (631 total):

Raw Manifest

Detections

Manifest Findings