Custom New Tab URL
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Risk Score
5.10
Risk Level:
Medium
Recommendation:
🟡 MEDIUM RISK — review
Top Risks
- Privacy policy is generic Google account policy — does not scope to this extension; admits data collection and 3rd-party sharing.
- Extension not updated in ~32 months; bundled jQuery 3.3.1 carries 3 unpatched medium XSS CVEs.
- New-tab override replaces every new-tab page for all 50K users.
- No CSP present on MV3 extension with vulnerable jQuery and external bootstrap host.
- Developer name listed only as 'publisher'; limited accountability signal.
Evidence
- privacy_policy_generic store Policy URL is Google Account privacy policy; scope_extension=false, data_collection=true, third_party_sharing=true → +10.0 Privacy.
- stale_extension store Last updated Oct 2023; 32 months since update → Maintenance +8.5.
- cve_jquery_3_3_1 crx 3 medium-severity CVEs (CVE-2019-11358, CVE-2020-11022, CVE-2020-11023) in jquery@3.3.1; fixed_in 3.5.0.
- no_csp manifest content_security_policy is null; no CSP present on MV3 extension.
- newtab_override manifest chrome_url_overrides.newtab set; replaces new tab for all users.
- external_hosts crx js_external_hosts: chrome.google.com, getbootstrap.com — 2 distinct external domains.
- featured_by_google store is_featured_by_google=true; provides partial reputation mitigation.
- developer_identity store developer_name='publisher'; email gsommer@oeg.com.br; domain resolves, not throwaway.
CVE Exposures (3)
| CVE | Library | Severity | Fixed in | Summary |
|---|---|---|---|---|
| CVE-2019-11358 | jquery@3.3.1 | moderate | 3.4.0 | XSS in jQuery as used in Drupal, Backdrop CMS, and other products |
| CVE-2020-11022 | jquery@3.3.1 | moderate | 3.5.0 | Potential XSS vulnerability in jQuery |
| CVE-2020-11023 | jquery@3.3.1 | moderate | 3.5.0 | Potential XSS vulnerability in jQuery |
Permissions Breakdown
- storage low Stores user preference for custom URL; minimal risk.
- chrome_url_overrides.newtab medium Replaces new tab page; medium risk per rubric rule (a).
Pillar Scores
Permissions1.30
Reputation4.50
Network4.50
Webstore4.50
Maintenance8.50
Privacy10.00
Code Quality0.00
CVE Exposure3.00
Bookkeeping
Rubric v3.6
Scored at 2026-06-16 07:56
Listing SHA
f5fd48f2f722…
Force block
— not fired
Score recovered
no
Elapsed
43.7s