CVE-2026-47888 Spring Framework Memory Leak via SETUP Frame in RSocketMessageHandler

A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.0.RELEASE - 5.2.25.RELEASE...

CVE-2026-47888

A Spring RSocket application is vulnerable to a memory leak when processing a malformed SETUP frame . This issue affects multiple versions of the Spring Framework , including versions 7.0.0 - 7.0.8 , 6.2.0 - 6.2.19 , 6.1.0 - 6.1.28 , 6.0.0 - 6.0.30 , 5.3.0 - 5.3.49 , and 5.2.0.RELEASE - 5.2.25.RE...