Netskope Extension Risk

Detail view · rubric v3.6
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Fast Safe Search

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Risk Score
4.16
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category Other
Installs 10,000
Rating 4.9
Last updated 2025-12-14 (9 months ago)
Manifest version MV3
CSP present ❌ no
Developer jacoblee2285@gmail.com
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • Search-provider override silently redirects all queries to fastsearchsafe.com via a gmail-registered developer.
  • Developer uses free webmail (gmail) with no verified business identity — unattributable operator.
  • Privacy policy admits data collection and third-party sharing but retention period undisclosed.
  • Extension name/domain mismatch (fastsafesearch.com vs fastsearchsafe.com) raises credibility concern.
  • No JS, no manifest description, no chrome_url_overrides — bare search-hijack shell with minimal transparency.

Evidence

  • search_provider_override manifest chrome_settings_overrides sets is_default=true routing all searches to search.fastsearchsafe.com.
  • free_webmail_developer store Developer email jacoblee2285@gmail.com; no verified business domain; gmail-tier identity only.
  • domain_mismatch store Privacy policy on fastsafesearch.com; search URLs on fastsearchsafe.com — two unrelated domains.
  • privacy_policy_third_party_sharing api Policy fetched: scope_extension=true, data_collection=true, third_party_sharing=true, retention=false.
  • no_js_files crx js_file_count=0, code_findings empty, obfuscation_score=0 — bare manifest shell with only search override.
  • maintenance_stale store months_since_update=9 (3-6mo band applied conservatively at 6-12mo boundary → +3.5).
  • webstore_search_override_medium store chrome_settings_overrides.search_provider scored per v2.1 rule (a) even with empty permissions[].
  • no_verified_publisher store verified_publisher=false, is_featured_by_google=false; no trust anchors present.

Permissions Breakdown

  • chrome_settings_overrides.search_provider (is_default=true) medium Silently replaces the user's default search engine; high-value for traffic monetization.

Pillar Scores

Permissions3.00
Reputation7.50
Network2.00
Webstore5.00
Maintenance3.50
Privacy2.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-09-01 05:34
Listing SHA 24e79950db29…
Force block — not fired
Score recovered no
Elapsed