Top Risks

• THREAT FEED: extension ID independently confirmed malicious by TPCI chrome-mal-ids — Whapro – Automação, CRM e Vendas no WhatsApp Web [adware] + malext.io malicious_extension_sentry (+2.5, capped).
• Privacy policy is Google's own policy — not scoped to this extension; data collection and 3rd-party sharing admitted without extension-specific disclosure.
• Uninstall and install URL hijacks detected; onInstalled opens web.whatsapp.com but pattern indicates tracking/redirect infrastructure.
• WhatsApp brand impersonation by unverified developer with no affiliation; positions itself as official-adjacent CRM tool.
• 10 external wascript.com.br / watools.com.br backend hosts contacted; broad external API surface for a 1,000-install extension.

Evidence

• privacy_policy_generic store Policy URL is Google's account privacy policy; scope_extension=false, data_collection=true, third_party_sharing=true → +10 privacy.
• brand_impersonation store brand_mention.is_impersonation=true for 'whatsapp'; developer not confirmed owner; not verified publisher.
• uninstall_url_hijack crx uninstall_url_hijack=true; install_url_hijack=true targeting https://web.whatsapp.com.
• multiple_external_backends crx 10 distinct wascript.com.br/watools.com.br hosts in js_external_hosts; large external API surface.
• function_constructor crx new Function() constructor found in content script; dynamic code execution risk in WhatsApp Web context.
• dom_xss_sink crx innerHTML assigned from variable in content script; DOM-XSS sink without CSP protection (csp_present=false).
• no_verified_publisher store verified_publisher=false, is_featured_by_google=false; developer name 'wspd' minimal identity.
• csp_absent_mv3 manifest content_security_policy=null on MV3; code findings present without CSP mitigation.
• threat_feed_membership api Extension ID listed by TPCI chrome-mal-ids — Whapro – Automação, CRM e Vendas no WhatsApp Web [adware] + malext.io malicious_extension_sentry; score 5.41 -> 7.91 (+2.5 cap 2.5).

Permissions Breakdown

• unlimitedStorage low Allows local storage without quota; low direct risk.
• storage low Standard extension state storage; low risk.
• alarms low Scheduling/timer use; low risk.
• tabs medium Can read tab URLs and metadata across sessions.
• https://web.whatsapp.com/* medium Full access to WhatsApp Web; can read conversations and contact data.

Pillar Scores

Bookkeeping