LINE — Vulnerabilities & Security Advisories 3

LINE is a popular messaging and social media platform with over 187 million users, primarily used for instant messaging, voice/video calls, and payment services. Historically, LINE has experienced vulnerabilities including remote code execution, cross-site scripting, and privilege escalation, with three CVEs currently on record. The platform has faced security concerns related to data privacy and encryption practices, though no major public breaches have been widely reported. LINE's security posture includes end-to-end encryption for messages and regular security updates, though its broad feature set increases potential attack surfaces. The platform's integration with financial services has made security a priority, though the complexity of its ecosystem continues to present challenges for maintaining robust security controls.