GHSA-VVGP-RFG2-7RR6 jackson-databind: Incomplete fix for CVE-2026-54514: eager DNS resolution (SSRF) still present in InetAddress deserialization

Summary CVE-2026-54514 GHSA-hgj6-7826-r7m5 fixed an eager-DNS-resolution / SSRF issue in jackson-databind's deserialization of java.net.InetSocketAddress by switching to InetSocketAddress.createUnresolved... PR 5951, commit 1f5a1037, released in 2.18.8 / 2.21.4 / 3.1.4. That fix did not cover the...

Deserialization Of Untrusted Data

Spring for Apache Kafka is vulnerable to Deserialization of Untrusted Data. The vulnerability is due to JsonKafkaHeaderMapper and DefaultKafkaHeaderMapper trusting java.net packages by default, which allows an external Kafka producer to inject malicious java.net.InetAddress types through the...

EUVD-2026-66850

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...

CVE-2026-59278

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...

CVE-2026-59278: Server-Side Request Forgery (SSRF)

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...