Netskope Extension Risk

Detail view · rubric v3.6
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Whatsapp GB

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Risk Score
4.52
Risk Level: Medium
Recommendation: 🚫 BLOCK
Category Productivity
Installs 249
Rating 4.0
Last updated 2026-08-25
Manifest version MV3
CSP present ❌ no
Developer coderlicences@gmail.com
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • Brand impersonation: 'Whatsapp GB' mimics WhatsApp trademark from unverified gmail developer with no confirmed ownership.
  • Privacy policy is Google's own generic policy — scope_extension=false, data_collection=true, third_party_sharing=true — worst-case privacy disclosure.
  • Cookies permission + host access to web.whatsapp.com enables full session-cookie exfiltration of WhatsApp Web accounts.
  • function_constructor + multiple innerHTML DOM-XSS sinks without CSP raise code-execution risk inside WhatsApp Web context.
  • Small-install + high-permission anomaly (249 installs) with unverified gmail developer and no business domain — tail attack surface.

Evidence

  • brand_impersonation store brand_mention.is_impersonation=true; brands=['whatsapp']; confirmed_owner=false; dev is gmail account.
  • generic_google_privacy_policy store Privacy URL is myaccount.google.com/privacypolicy; scope_extension=false; data_collection=true; third_party_sharing=true.
  • cookies_permission_whatsapp_host manifest cookies + host perm on web.whatsapp.com/* enables full session-token access.
  • function_constructor_code crx new Function() in app.js — dynamic code execution path without CSP guard.
  • dom_xss_sinks_no_csp crx 3 innerHTML sinks across app.js/background.js/contentScript.js; csp_present=false.
  • external_js_hosts crx js_external_hosts: notiflix.github.io, reactjs.org — remote CDN references with no CSP integrity.
  • free_webmail_developer store Developer email coderlicences@gmail.com; no verified publisher; no business domain resolved.
  • install_perm_anomaly api small_install_high_perm=true; 249 installs with cookies+tabs+declarativeNetRequest+WhatsApp host access.

Permissions Breakdown

  • storage low Local state persistence only.
  • unlimitedStorage low Extended local storage; no remote exfil by itself.
  • tabs medium Can read tab URLs and titles across sessions.
  • cookies high Can read/write cookies; scoped to whatsapp.com and coderlicences.com host perms.
  • notifications low Desktop notifications; limited standalone risk.
  • declarativeNetRequest medium Can rewrite/block network requests within declared rules.
  • https://web.whatsapp.com/* high Full access to WhatsApp Web — can read messages, contacts, session cookies.
  • https://app.coderlicences.com/* medium Developer-controlled backend; unverified third-party data endpoint.

Pillar Scores

Permissions5.50
Reputation8.50
Network3.00
Webstore6.00
Maintenance0.00
Privacy10.00
Code Quality5.50
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-08-31 11:12
Listing SHA 5fb27abf4efa…
Force block — not fired
Score recovered no
Elapsed