Netskope Extension Risk

Detail view · rubric v3.6
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Noise Cancelling App

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Risk Score
4.32
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category Other
Installs 40,000
Rating 4.7
Last updated 2026-07-07 (1 months ago)
Manifest version MV3
CSP present ❌ no
Developer support@webcameffects.app
Verified publisher ✅ yes
Featured by Google ✅ yes
Privacy policy link
Web Store open ↗

Top Risks

  • Privacy policy is Google's own account policy — not scoped to this extension; admits broad data collection and 3rd-party sharing.
  • Broad host_permissions (*://*/*) + content_scripts on <all_urls> give access to every page the user visits.
  • Uninstall URL hijack and install URL hijack flags present — extension registers hooks on install/uninstall events.
  • No developer name listed; missing 'Offered by' identity increases accountability risk.
  • Verified/featured discounts apply but Google policy as privacy policy is structurally inadequate for extension data disclosure.

Evidence

  • broad_host_access manifest host_permissions *://*/* + content_scripts <all_urls>: extension runs on every page.
  • privacy_policy_generic_google store Privacy URL is myaccount.google.com/privacypolicy — Google's own policy, not scoped to this extension.
  • privacy_policy_classification api scope_extension=false, data_collection=true, third_party_sharing=true → +10.0 privacy pillar (v3.5 rule D).
  • uninstall_url_hijack crx uninstall_url_hijack=true; extension sets runtime hook on uninstall (target null but flag raised).
  • install_url_hijack crx install_url_hijack=true; extension opens page on install event.
  • no_developer_name store developer_name is empty string; 'Offered by' identity unverifiable despite verified_publisher=true.
  • verified_and_featured store verified_publisher=true and is_featured_by_google=true; discounts applied to reputation pillar.
  • csp_absent_mv3 manifest content_security_policy=null; MV3 has strict default so no v2 +2.0 network penalty applied.

Permissions Breakdown

  • storage low Local data persistence; minimal risk on its own.
  • activeTab medium Access to current tab content on user action; moderate scope.
  • declarativeNetRequest medium Can intercept/block network requests; meaningful capability without blocking.
  • *://*/* (host_permissions) high Broad host access across all URLs amplifies every other permission.
  • <all_urls> (content_scripts) high Content script injected on every page; reads DOM on all sites.

Pillar Scores

Permissions5.50
Reputation3.50
Network2.00
Webstore6.50
Maintenance0.00
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-08-28 16:42
Listing SHA 46326b5dfc78…
Force block — not fired
Score recovered no
Elapsed