CISA description
Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding.
VMware · Spring Framework
Spring Framework JDK 9+ Remote Code Execution Vulnerability
Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding.
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Vulnerability data triggers these controls during assessment and continuous monitoring.