Spring Framework Unsafe Deserialization via Jackson JMS Converters

In an untrusted JMS environment, org.springframework.jms.support.converter.MappingJackson2MessageConverter and org.springframework.jms.support.converter.JacksonJsonMessageConverter allow arbitrary class instantiation, which can lead to unauthorized actions via gadget class deserialization. Affect...

Linux Distros Unpatched Vulnerability : CVE-2026-41855

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In an untrusted JMS environment, org.springframework.jms.support.converter.MappingJackson2MessageConverter and...

CVE-2026-41855

In an untrusted JMS environment, org.springframework.jms.support.converter.MappingJackson2MessageConverter and org.springframework.jms.support.converter.JacksonJsonMessageConverter allow arbitrary class instantiation, which can lead to unauthorized actions via gadget class deserialization. Affect...