Phalcon: Catastrophic backtracking (ReDoS) in the default Phalcon Router route lead to remote unauthenticated DoS

Summary Every Phalcon MVC application built with a default router new Phalcon\Mvc\Router or new Phalcon\Mvc\Routertrue, which is the normal case registers a built-in route whose compiled PCRE pattern is ^/\w0-9\-+/\w0-9.+/.$u. The trailing /. is a nested quantifier whose group body /. overlaps...

CVE-2026-57584

Phalcon is a high-performance, full-stack PHP framework. Prior to 5.15.0, every Phalcon MVC application built with a default router registers a built-in route whose compiled PCRE pattern contains the nested quantifier /., and the same construct is produced by the /:params placeholder and the CLI...

CVE-2026-57584

Phalcon is a high-performance, full-stack PHP framework. Prior to 5.15.0, every Phalcon MVC application built with a default router registers a built-in route whose compiled PCRE pattern contains the nested quantifier /., and the same construct is produced by the /:params placeholder and the CLI...