Netskope Extension Risk

Detail view · rubric v3.6
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Foxly - URL Shortener

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Risk Score
4.79
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category Productivity
Installs 343
Rating 5.0
Last updated 2024-06-09 (24 months ago)
Manifest version MV3
CSP present ✅ yes
Developer foxlymeteam@gmail.com
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • Privacy policy is generic Google account policy — not scoped to this extension, admits data collection and third-party sharing.
  • Content scripts injected on all HTTP/HTTPS pages gives full DOM access to every site visited.
  • Developer uses free Gmail address with no verifiable business identity.
  • install_url_hijack flag is true — extension opens a URL on install (target unknown).
  • Extension stale at 24 months with small install base (343) but high-tier permissions — tail attack surface.

Evidence

  • broad_content_scripts manifest content_scripts_matches: http://*/* and https://*/* — injected on every page the user visits.
  • privacy_policy_generic store Policy URL is Google account policy; scope_extension=false, data_collection=true, third_party_sharing=true → +10.0 privacy.
  • free_webmail_developer store Developer email foxlymeteam@gmail.com — no verified business domain; reputation floor 7.5 applied.
  • install_url_hijack crx install_url_hijack=true, target=null; extension opens third-party URL on install.
  • install_perm_anomaly api small_install_high_perm=true, tail_attack_surface=true; 343 installs with broad host + content-script access.
  • stale_extension store Last updated June 2024; 24 months since update — maintenance score 6.0.
  • js_external_host crx app.foxlyme.com is the sole external JS host; single country (US), no bad-host hits.
  • no_cve_no_obfuscation crx cve_findings_raw empty, obfuscation_score=0.0, code_findings_raw empty — code quality clean.

Permissions Breakdown

  • tabs medium Can read tab URLs and titles; moderate data exposure.
  • storage low Local data persistence; low standalone risk.
  • activeTab low Scoped to user-triggered action; limited exposure.
  • https://*/* high Broad host access across all HTTPS sites via host_permissions.
  • content_scripts: http://* + https://*/* high Content scripts injected on all pages; full DOM read/write on every site.

Pillar Scores

Permissions5.50
Reputation7.50
Network2.00
Webstore5.50
Maintenance6.00
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-06-16 07:17
Listing SHA 070cd0f7aa74…
Force block — not fired
Score recovered no
Elapsed 21.6s