Chevrolet Corvette ZR1 Wallpapers New Tab by Gameograf
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Risk Score
5.69
Risk Level:
Medium
Recommendation:
🟡 MEDIUM RISK — review
Top Risks
- Privacy policy URL returns fetch error — treated as no policy; data handling completely unknown.
- Uninstall and install URL hijacking to gameograf.com tracking endpoints; classic monetization shell pattern.
- NewTab override + search permission = monetization surface; part of 19-extension operator cluster.
- External JS host mlionltd.github.io is unrelated third-party GitHub Pages; supply-chain risk.
- No CSP on MV3 extension with innerHTML sink in popup.js; DOM-XSS exposure.
Evidence
- privacy_policy_fetch_failed api Privacy policy URL https://gameograf.com/privacy-policy/ returned HTTPError; classified as fetched=false → +10.0 privacy pillar.
- uninstall_url_hijack crx setUninstallURL to gameograf.com with UTM params; webstore +3.0 per rubric.
- install_url_hijack crx onInstalled opens gameograf.com with UTM params; webstore +2.0 per rubric.
- operator_cluster api 19 siblings share dev_email fingerprint; compound cluster sibling_count=3 → webstore +2.5.
- newtab_override manifest chrome_url_overrides.newtab replaces new tab with index.html; NewTab monetization pattern.
- external_js_host_mlionltd crx mlionltd.github.io listed in js_external_hosts; unrelated GitHub Pages domain is unverified supply-chain risk.
- no_csp manifest content_security_policy is null; no CSP on MV3 extension with innerHTML sink.
- verified_publisher_stale store Verified publisher but months_since_update=16 (>12mo); v0c cap applies, discount capped at -1.0.
Permissions Breakdown
- search medium Allows querying and potentially overriding search provider; combined with newtab override raises monetization concern.
- host_permission: https://api.gameograf.com/* low Scoped to developer's own API domain; limits blast radius but enables telemetry.
- chrome_url_overrides.newtab medium Replaces new tab page; classic monetization/data-collection surface for wallpaper shells.
Pillar Scores
Permissions3.50
Reputation4.00
Network3.50
Webstore8.50
Maintenance6.00
Privacy10.00
Code Quality2.00
CVE Exposure0.00
Operator Siblings (6)
Other extensions sharing this developer's compound fingerprint:
Bookkeeping
Rubric v3.6
Scored at 2026-09-15 15:03
Listing SHA
c828e1424cf8…
Force block
— not fired
Score recovered
no
Elapsed
—