Critical Vulnerabilities in F5 BIG-IP, WhatsApp, and Claude AI Exploited

📌 A critical remote code execution (RCE) vulnerability in F5 BIG-IP systems is being actively exploited, though no CVE ID was specified. Attackers are targeting unpatched instances, with exploitation attempts observed in the wild as of early April 2026. Separately, a backdoor was discovered in WhatsApp attachments, allowing malicious actors to execute arbitrary code when users open specially crafted files. Additionally, an exploit for Claude AI’s code generation feature was reported, enabling attackers to bypass security controls and generate harmful outputs. The incidents highlight ongoing risks in enterprise infrastructure, messaging platforms, and AI systems.