Serial Number: AV26-1070 Date: October 21, 2026 PHP security advisory (AV26-1070) As of October 21, 2026, PHP is affected by vulnerabilities in the following product: PHP Versions prior to 8.x The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available. Upcoming Critical PHP Security Release PHP Security Releases

Read the full article at Canadian Centre for Cyber Security →