Medium severity6.5NVD Advisory· Published Aug 27, 2026· Updated Sep 1, 2026
CVE-2026-59278
CVE-2026-59278
Description
JsonKafkaHeaderMapper and DefaultKafkaHeaderMapper include java.net in their default trusted packages list. When these mappers are used — which is the default configuration for all @KafkaListener consumers — an external Kafka producer can inject a java.net.InetAddress type via the spring_json_header_types message header. Spring for Apache Kafka 4.1.0 Spring for Apache Kafka 4.0.0 - 4.0.6 Spring for Apache Kafka 3.0.0 - 3.3.16 Spring for Apache Kafka 2.9.0 - 2.9.14 Spring for Apache Kafka 2.8.12 and earlier
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Affected products
1- Range: 2.8.12 and earlier, 2.9.0 - 2.9.14, 3.0.0 - 3.3.16, 4.0.0 - 4.0.6, 4.1.0
Patches
Vulnerability mechanics
References
1- spring.io/security/cve-2026-59278nvdVendor Advisory
News mentions
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