Netskope Extension Risk

Detail view · rubric v3.6
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Window Proxy

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Risk Score
4.18
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category VPN
Installs 4
Rating 5.0
Last updated 2026-06-13 (3 months ago)
Manifest version MV3
CSP present ❌ no
Developer aslikap21@gmail.com
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • proxy permission allows full traffic interception via attacker-controlled servers (app.myxavpn.pro, RU-hosted).
  • Privacy policy is Google's generic account policy — not scoped to this extension, admits data collection and 3rd-party sharing.
  • Developer is unidentified: free webmail (gmail), no name, no verified publisher status.
  • External JS hosts in NL and RU; unknown myxavpn.pro VPN backend could log all proxied traffic.
  • Only 4 installs with HIGH-tier proxy permission — tail-attack-surface / test-deployment risk.

Evidence

  • proxy_permission manifest proxy declared — grants ability to redirect all browser traffic through any server.
  • external_hosts crx JS contacts app.myxavpn.pro (NL) and t.me (RU Telegram); unknown VPN backend.
  • generic_privacy_policy store Privacy URL is Google account policy (scope_extension=false, data_collection=true, third_party_sharing=true).
  • anonymous_developer store developer_name empty, free webmail aslikap21@gmail.com, no verified publisher badge.
  • tiny_install_high_perm api install_perm_anomaly: 4 installs + proxy (HIGH tier) — tail-attack-surface deployment pattern.
  • no_csp manifest content_security_policy is null; MV3 has strict defaults but no explicit CSP declared.
  • geo_diversity crx JS hosts span NL and RU — 2 countries; below +1.5 threshold but adds context for proxy risk.
  • no_bad_hosts_no_cves api threat_intel.bad_host_hits empty, cve_findings_raw empty — no known-bad infrastructure detected.

Permissions Breakdown

  • proxy high Full control over browser proxy settings; can redirect all traffic through attacker-controlled endpoints.

Pillar Scores

Permissions7.00
Reputation8.00
Network3.50
Webstore4.50
Maintenance0.00
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-09-02 13:44
Listing SHA 5a93fac7106d…
Force block — not fired
Score recovered no
Elapsed