Netskope Extension Risk

Detail view · rubric v3.6
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Github Helper

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Risk Score
5.29
Risk Level: Medium
Recommendation: 🟡 MEDIUM RISK — review
Category DeveloperTools
Installs 7
Rating
Last updated 2024-01-10 (29 months ago)
Manifest version MV3
CSP present ❌ no
Developer dvirlevydev@gmail.com
Verified publisher ❌ no
Featured by Google ❌ no
Privacy policy link
Web Store open ↗

Top Risks

  • Privacy policy is Google's generic policy (scope_extension=false, admits data_collection+third_party_sharing) — scores max under v3.5 rule D (+10.0).
  • Extension is 29 months stale — abandoned with no updates since Jan 2024.
  • Brand impersonation: mentions 'github' in name/description, developer is unverified gmail user.
  • Free-webmail developer (gmail) with no business domain; free-webmail floor applies to reputation.
  • No CSP present (MV3 mitigates somewhat, but scripting permission with no policy is residual risk).

Evidence

  • brand_impersonation store brand_mention.is_impersonation=true, brands=['github'], developer_domain=gmail.com, confirmed_owner=false.
  • privacy_policy_generic store Policy URL is Google account policy; scope_extension=false, data_collection=true, third_party_sharing=true → +10.0 privacy (rule D).
  • maintenance_stale store 29 months since last update → +8.5 maintenance pillar.
  • free_webmail_developer manifest Developer email dvirlevydev@gmail.com; no business website; reputation floor >=7.5 applies.
  • no_csp manifest content_security_policy=null; MV3 provides default-src restriction but no explicit CSP declared.
  • low_install_count store Only 7 installs; micro-audience reduces reach but doesn't eliminate risk from stale/abandoned code.
  • code_findings_clean crx code_findings_raw=[], obfuscation_score=0.0, no CVEs; code surface appears benign.
  • host_scope_narrow manifest content_scripts scoped to https://*.github.com/*/actions/runs/*; host_permissions limited to github.com.

Permissions Breakdown

  • scripting medium Can inject JS into pages; scoped to github.com content_scripts matches, limiting blast radius.
  • activeTab low Temporary access to current tab only, requires user gesture.
  • https://github.com/ low Single-domain host permission; tightly scoped to GitHub only.

Pillar Scores

Permissions1.30
Reputation7.50
Network2.00
Webstore4.00
Maintenance8.50
Privacy10.00
Code Quality0.00
CVE Exposure0.00

Bookkeeping

Rubric v3.6
Scored at 2026-06-16 07:57
Listing SHA ebe5eaf75251…
Force block — not fired
Score recovered no
Elapsed 20.5s