CVE-2026-45077: Deserialization of Untrusted Data

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the server:log listener Symfony\Bridge\Monolog\Command\ServerLogCommand binds to 0.0.0.0:9911 by default and processes each received frame with...

Symfony and Multiple Symfony Components < 5.4.52 / 6.x < 6.4.40 / 7.x < 7.4.12 / 8.x < 8.0.12 Multiple Vulnerabilities

The version of Symfony and/or its Symfony Monolog Bridge / MIME / Mailer / Routing / Security HTTP Components installed on the remote host is/are prior to 6.1.x prior to 6.4.40, 7.0.x prior to 7.4.12, 8.0.x prior to 8.0.12, and, therefore, affected by multiple vulnerabilities: - An authentication...

Symfony has Unauthenticated PHP Object Deserialization in MonologBridge server:log Listener

Description Symfony\Bridge\Monolog\Command\ServerLogCommand the server:log console command is a development-time helper that opens a TCP listener and displays log records pushed to it by the application's logging pipeline. Two unsafe defaults combine into a remotely reachable PHP...