Top Risks

• THREAT FEED: extension ID independently confirmed malicious by TPCI chrome-mal-ids — Sanrio Strawberry News April [adware] + malext.io malicious_extension_sentry (+2.5, capped).
• NewTab override replaces every new tab; high-reach monetization vector via install/uninstall URL hijack to gameograf.com.
• Uninstall and install URL hijacks both redirect to gameograf.com UTM-tracked landing page.
• Two innerHTML DOM-XSS sinks in popup.js and calendar.js with no CSP to mitigate.
• No developer name listed; single extension on this fingerprint with low install count but active UTM tracking.

Evidence

• newtab_override manifest chrome_url_overrides.newtab set to newtab.html — full new-tab replacement.
• install_uninstall_hijack manifest Both install and uninstall URLs redirect to gameograf.com UTM campaign endpoint.
• dom_xss_sink crx innerHTML assignments from variables in popup.js and calendar.js; no CSP present.
• no_developer_name store developer_name is empty string; only email support@gameograf.com provided.
• verified_publisher store Extension has verified_publisher=true; discount applied to reputation pillar.
• privacy_policy_scope api Policy fetched; scope_extension=true, data_collection=true, retention=true, third_party_sharing=true.
• no_cve_findings crx jquery 3.7.1 bundled — no CVEs detected; cve_findings_raw empty.
• no_bad_hosts api threat_intel bad_host_hits, monetization_hits, and affiliate_hits all empty.
• threat_feed_membership api Extension ID listed by TPCI chrome-mal-ids — Sanrio Strawberry News April [adware] + malext.io malicious_extension_sentry; score 2.91 -> 5.41 (+2.5 cap 2.5).

Permissions Breakdown

• search medium Allows reading/modifying search provider; medium risk for a NewTab extension.
• host_permissions: https://api.gameograf.com/* low Scoped to developer's own domain only.
• chrome_url_overrides.newtab medium Replaces new-tab page; primary vector for this extension category.

Pillar Scores

Bookkeeping