CVE-2026-45305 | Symfony YAML Parser Parser::cleanup redos (frc-8383-795 / Nessus ID 318121)
A vulnerability was found in Symfony. It has been declared as problematic. Affected is the function Parser::cleanup of the component YAML Parser. Executing a manipulation can lead to inefficient regular expression complexity.
The identification of this vulnerability is CVE-2026-45305. The attack may be launched remotely. There is no exploit available.
It is recommended to upgrade the affected component.