South Korea's IT and cybersecurity sectors are urgently responding to a critical security vulnerability discovered in PHP, one of the world's most widely used programming languages. Approximately 110,000 internet assets within South Korea are estimated to run affected PHP versions, ranking the country sixth globally in terms of exposure. Security experts are urging organizations to immediately install patches and audit systems for potential compromises. As of now, no reported intrusion incidents or suspected victim cases related to this specific vulnerability have been identified in South Korea.