Top Risks

• THREAT FEED: extension ID independently confirmed malicious by TPCI chrome-mal-ids — Moana 4K Wallpaper [adware] + malext.io malicious_extension_sentry (+2.5, capped).
• NewTab override replaces every new tab page — primary monetization/tracking surface for wallpaper shell.
• Privacy policy is Google's own policy (myaccount.google.com) — not scoped to this extension; scores +10.
• Uninstall URL hijack redirects to gameograf.com with UTM campaign tracking on uninstall.
• Install URL hijack opens gameograf.com on install — classic monetization shell install funnel.

Evidence

• newtab_override manifest chrome_url_overrides.newtab = newtab.html — replaces every new tab page.
• uninstall_url_hijack crx setUninstallURL → https://gameograf.com/?utm_source=gameograf&utm_medium=link&utm_campaign=bg&utm_content=uninstall
• install_url_hijack crx onInstalled opens https://gameograf.com/?utm_source=install&utm_medium=link&utm_campaign=bg&utm_content=install
• generic_privacy_policy store Privacy policy URL points to Google's own account policy — not scoped to this extension at all.
• no_developer_name store developer_name is empty string; only email info@gameograf.com provided.
• dom_xss_sink crx js/popup.js: innerHTML assigned from variable without sanitization — DOM-XSS risk.
• stale_16mo store 16 months since last update — maintenance band 6-12mo (+3.5) approached; triggers 0c cap on verified discount.
• verified_publisher_cap store verified_publisher=true but months_since_update=16 >18 threshold not yet met; discount partially applied.
• threat_feed_membership api Extension ID listed by TPCI chrome-mal-ids — Moana 4K Wallpaper [adware] + malext.io malicious_extension_sentry; score 4.73 -> 7.23 (+2.5 cap 2.5).

Permissions Breakdown

• search medium Allows overriding search provider; paired with NewTab override constitutes full search monetization surface.
• host_permissions: https://api.gameograf.com/* low Scoped to developer's own API domain; limited blast radius but enables data exfil to dev server.
• chrome_url_overrides.newtab medium Replaces every new tab — high-reach monetization vector, scored under v2 calibration fix (a).

Pillar Scores

Bookkeeping