CVE-2012-6432: Symfony 2.0.x before 2.0.20, 2.1.x before 2.1.5, and 2.2-dev, when the internal routes configuration is ena...

Security readout for executives and security teams

Older Symfony 2 applications may expose internal framework routes if a specific internal routing configuration is enabled. An internet-facing app in this state could let a remote attacker reach services that were not meant to be public. The issue is old, but still relevant for legacy applications. Exposure is likely limited to legacy Symfony 2 deployments with internal routes enabled and reachable through a public route path. Modern Symfony deployments are not identified as affected in the provided sources. Treat this as urgent for any internet-facing legacy Symfony 2 application. Prioritize inventory first; systems not running affected Symfony versions or not exposing internal routes are unlikely to be impacted based on the supplied evidence. Mitigation focus: Upgrade Symfony 2.0.x to 2.0.20 or later in that branch.; Upgrade Symfony 2.1.x to 2.1.5 or later in that branch.; Remove or disable internal routes if they are not required..

Prepared

Jun 24, 2026, 12:04 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.