Brazilian Regulator Fines Meta for Anti-Competitive Use of AI Chatbots on WhatsApp
Date: 2026-04-23
Attack vector: rce
Category: real-world
Severity: High

Tracked by the OECD AI Incidents and Hazards Monitor (AIM) as OECD-AIM-2026-04-23-bbd0, dated 2026-04-23. Classified attack vector: rce. See the AIM incident page (https://oecd.ai/en/incidents/2026-04-23-bbd0) and its cited news sources for full narrative detail.


Mitigations:

Architectural layers (MAESTRO):