Netskope Extension Risk

Detail view · rubric v3.6
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FoxyProxy

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Risk Score
4.49
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category PrivacyTool
Installs 600,000
Rating 3.8
Last updated 2026-06-03 (2 months ago)
Manifest version MV3
CSP present ❌ no
Developer support@getfoxyproxy.org
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • Privacy policy admits data collection and third-party sharing but is not scoped to this extension — scores max privacy risk.
  • proxy + webRequest + <all_urls> allows full traffic interception and rerouting across all sites.
  • No CSP declared (MV3 default applies, but external hosts include cdnjs.cloudflare.com — CDN dependency).
  • No developer display name in listing; rating 3.8 may reflect user trust concerns.
  • 12 external JS hosts referenced; cdnjs.cloudflare.com is a CDN that could serve third-party code.

Evidence

  • proxy+webRequest+<all_urls> manifest Triple high-risk combination: proxy control, request observation, and broad host access on all URLs.
  • privacy_policy_scope_extension=false + data_collection=true + third_party_sharing=true api Policy fetched but not scoped to extension; admits data collection and third-party sharing — v3.5-D applies (+10.0).
  • no_csp manifest content_security_policy is null; MV3 provides default but no explicit hardening declared.
  • cdnjs.cloudflare.com in js_external_hosts crx Extension references cdnjs.cloudflare.com; CDN script supply chain risk.
  • no_developer_name store developer_name is empty string; no verified publisher badge.
  • rating=3.8 store Below-average rating; rating_count unknown so +1.0 penalty not triggered (no confirmed >=50 ratings).
  • no_bad_hosts_no_affiliates_no_monetization api threat_intel shows no bad hosts, affiliate hits, or monetization hits — positive signal.
  • months_since_update=0 store Updated June 2026; actively maintained, no staleness penalty.

Permissions Breakdown

  • proxy high Can redirect all browser traffic through arbitrary proxies — core VPN/proxy risk surface.
  • webRequest high Can observe all network requests across all URLs via host_permissions <all_urls>.
  • webRequestAuthProvider high Can intercept and supply proxy authentication credentials.
  • <all_urls> high Broad host access; pairs with proxy/webRequest for full traffic visibility.
  • tabs medium Access to tab URLs and metadata across all open tabs.
  • downloads medium Can manage download activity.
  • notifications low Can display notifications; limited direct risk.
  • contextMenus low UI affordance only; low risk.
  • storage low Local storage for proxy config; expected for this category.

Pillar Scores

Permissions6.50
Reputation5.50
Network3.50
Webstore1.00
Maintenance0.00
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Scoring History

xx pfsssiedxasssiedx 4.76 Medium review 2026-08-20
%22fsssiedxa sssiedx 4.54 Medium review 2026-08-20
%27fsssiedxa$'sssiedx 4.54 Medium review 2026-08-20
&#x27;fsssiedxa$"sssiedx 4.57 Medium review 2026-08-20
&#x22;fsssiedxa$"sssiedx 4.71 Medium review 2026-08-20
fsssiedxa$"sssiedx 4.51 Medium review 2026-08-20
<fsssiedxi"sssiedx 4.48 Medium review 2026-08-13
<fsssiedxi 4.55 Medium review 2026-08-13
<fsssiedxi$"sssiedx 4.54 Medium review 2026-08-13
<fsssiedxa sssiedx 4.47 Medium review 2026-08-13
<fsssiedxa&#x27;sssiedx 4.42 Medium review 2026-08-13
fsssiedx<sssiedx 4.63 Medium review 2026-08-13
<fsssiedxa"sssiedx 4.33 Medium review 2026-08-11
<fsssiedxa 4.71 Medium review 2026-08-11
<fsssiedxa$'sssiedx 4.69 Medium review 2026-08-11
<fsssiedxa$"sssiedx 4.47 Medium review 2026-08-11
<fsssiedxafdsaxax><!--></ScRiPt>asddsssiedx 4.64 Medium review 2026-08-11
<fsssiedxa xx psssiedx 4.64 Medium review 2026-08-11
fsssiedxa<sssiedx 4.52 Medium review 2026-08-11
fsssiedxbsssiedx 4.65 Medium review 2026-08-05
fsssiedxb'sssiedx 4.68 Medium review 2026-08-05
fsssiedxb$'sssiedx 4.55 Medium review 2026-08-05
sssieddrubricxsx 4.76 Medium review 2026-08-05
v3.6 4.49 Medium review 2026-06-16

Bookkeeping

Rubric v3.6
Scored at 2026-06-16 07:35
Listing SHA 7f596118a5b7…
Force block — not fired
Score recovered no
Elapsed 22.5s