JSON Viewer Pro
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Risk Score
5.26
Risk Level:
Medium
Recommendation:
🟡 MEDIUM RISK — review
Top Risks
- Privacy policy is Google's generic account policy — not scoped to this extension; admits data collection and third-party sharing.
- Broad *://*/* host permissions + content_scripts on all URLs including file:// and ftp:// give full page-read capability.
- Developer uses free Gmail address with no business domain; no developer name listed.
- install_url_hijack flag is true — extension opens a URL on install (target null, unable to confirm benign).
- 14 months since last update raises supply-chain and abandonment risk at 300K installs.
Evidence
- broad_host_permissions manifest host_permissions *://*/* + content_scripts on *://*/* file:/// ftp:/// — full read/write on every page.
- privacy_policy_generic store Policy URL is myaccount.google.com; scope_extension=false, data_collection=true, third_party_sharing=true → +10.0.
- install_url_hijack crx install_url_hijack=true; target=null. Extension fires onInstalled redirect to unconfirmed destination.
- dom_sink_innerhtml crx dom_sink_innerhtml_userctrl in js/main.js; no CSP; DOM-XSS risk from controlled input.
- free_webmail_no_dev_name store developer_email=rahulbaruri1@gmail.com; developer_name empty; no business domain.
- verified_publisher_featured store verified_publisher=true AND is_featured_by_google=true; discounts applied but capped at -1.0 (monetization/staleness check: clean).
- stale_14mo store 14 months since update; 300K installs; Maintenance +6.0.
- no_csp manifest content_security_policy=null on MV3 extension; no CSP amplifies DOM-sink risk.
Permissions Breakdown
- contextMenus low Adds right-click menu items; low standalone risk.
- storage low Local preference storage; no exfil risk alone.
- *://*/* (host_permissions) high Broad host access; content_scripts also match all URLs including file/ftp.
Pillar Scores
Permissions5.50
Reputation5.50
Network2.00
Webstore4.00
Maintenance6.00
Privacy10.00
Code Quality2.00
CVE Exposure0.00
Bookkeeping
Rubric v3.6
Scored at 2026-06-16 07:30
Listing SHA
894c8a9482ae…
Force block
— not fired
Score recovered
no
Elapsed
24.2s