Vulnerability Details CVE-2026-47864
SerializingHttpMessageConverter deserializes the body of incoming HTTP requests with a raw java.io.ObjectInputStream and no class filtering. Any request with Content-Type application/x-java-serialized-object whose body resolves to a Serializable type is read directly via readObject(). If an application using this converter on an inbound HTTP endpoint has any known Java deserialization "gadget" on its classpath, a remote, unauthenticated attacker can achieve arbitrary code execution.
Spring Integration 7.1.0
Spring Integration 7.0.0 - 7.0.5
Spring Integration 6.5.0 - 6.5.10
Spring Integration 6.4.0 - 6.4.12
Spring Integration 5.5.21 and earlier
Exploit prediction scoring system (EPSS) score
EPSS Score 0.034
EPSS Ranking 88.2%
CVSS Severity
CVSS v3 Score 6.4
Products affected by CVE-2026-47864
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cpe:2.3:a:vmware:spring_integration:6.4.0
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cpe:2.3:a:vmware:spring_integration:6.4.1
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cpe:2.3:a:vmware:spring_integration:6.4.10
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cpe:2.3:a:vmware:spring_integration:6.4.11
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cpe:2.3:a:vmware:spring_integration:6.4.12
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cpe:2.3:a:vmware:spring_integration:6.4.2
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cpe:2.3:a:vmware:spring_integration:6.4.3
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cpe:2.3:a:vmware:spring_integration:6.4.4
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cpe:2.3:a:vmware:spring_integration:6.4.5
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cpe:2.3:a:vmware:spring_integration:6.4.6
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cpe:2.3:a:vmware:spring_integration:6.4.7
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cpe:2.3:a:vmware:spring_integration:6.4.8
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cpe:2.3:a:vmware:spring_integration:6.4.9
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cpe:2.3:a:vmware:spring_integration:6.5.0
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cpe:2.3:a:vmware:spring_integration:6.5.1
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cpe:2.3:a:vmware:spring_integration:6.5.10
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cpe:2.3:a:vmware:spring_integration:6.5.2
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cpe:2.3:a:vmware:spring_integration:6.5.3
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cpe:2.3:a:vmware:spring_integration:6.5.4
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cpe:2.3:a:vmware:spring_integration:6.5.5
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cpe:2.3:a:vmware:spring_integration:6.5.6
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cpe:2.3:a:vmware:spring_integration:6.5.7
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cpe:2.3:a:vmware:spring_integration:6.5.8
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cpe:2.3:a:vmware:spring_integration:6.5.9
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cpe:2.3:a:vmware:spring_integration:7.0.0
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cpe:2.3:a:vmware:spring_integration:7.0.1
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cpe:2.3:a:vmware:spring_integration:7.0.2
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cpe:2.3:a:vmware:spring_integration:7.0.3
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cpe:2.3:a:vmware:spring_integration:7.0.4
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cpe:2.3:a:vmware:spring_integration:7.0.5