Netskope Extension Risk

Detail view · rubric v3.6
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Risk Score
5.27
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category Productivity
Installs 60,000
Rating 4.5
Last updated 2025-10-27 (8 months ago)
Manifest version MV3
CSP present ❌ no
Developer jacob.hilton@gmail.com
Verified publisher ❌ no
Featured by Google ✅ yes
Privacy policy link
Web Store open ↗

Top Risks

  • Broad host permissions (all HTTP/HTTPS) + scripting allow arbitrary content injection across every site visited.
  • Privacy policy is Google's generic account policy — does not scope to this extension at all; data practices undisclosed.
  • Developer is a free-webmail (gmail) individual with no verifiable business identity.
  • No CSP (MV3 default applies but no explicit policy) and 12 external JS hosts including sensitive services (mail.google.com, ChatGPT).
  • install_url_hijack flag is true — extension opens a URL on install, increasing monetization/tracking risk.

Evidence

  • broad_host_permissions manifest host_permissions: http://*/* and https://*/* paired with scripting permission — can inject scripts on any page.
  • privacy_policy_generic store Policy URL is Google account privacy page; scope_extension=false, data_collection=true, third_party_sharing=true → +10.0.
  • free_webmail_developer store Developer email jacob.hilton@gmail.com; no business website; individual unverified identity.
  • install_url_hijack crx install_url_hijack=true; target null but onInstalled opens third-party URL — monetization/tracking vector.
  • external_js_hosts crx 12 external hosts including chatgpt.com, mail.google.com, maps.google.com — broad network reach.
  • no_csp manifest content_security_policy is null; MV3 default applies but no explicit restriction on connect-src.
  • featured_by_google store is_featured_by_google=true — partial trust signal; applies -2.0 reputation discount.
  • cve_findings_empty crx No CVEs or code findings detected; obfuscation_score=0.0; code quality clean.

Permissions Breakdown

  • tabs medium Exposes tab URLs and titles; moderate surveillance capability.
  • storage low Local preference storage; minimal risk.
  • contextMenus low Adds right-click menu items; low standalone risk.
  • scripting high Programmatic content-script injection into any page via broad host_permissions.
  • http://*/* high Broad host access covering all HTTP sites; enables read/modify of any page.
  • https://*/* high Broad host access covering all HTTPS sites; enables read/modify of any page.

Pillar Scores

Permissions6.50
Reputation6.50
Network4.50
Webstore4.00
Maintenance1.50
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-06-16 07:34
Listing SHA 3899b8e503e8…
Force block — not fired
Score recovered no
Elapsed 22.4s