CVE-2026-59278In Spring for Apache Kafka, SSRF via DNS resolution triggered by untrusted java.net types in header mapper default trusted packages
Updated under an hour ago ()
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It affects Spring for Apache Kafka and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Weakness (CWE)
- CWE-918
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- vmware
- NVD analysis
- Analyzed
- Record last updated
- Aug 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Spring Spring for Apache Kafka spring:for_apache_kafka (from the name) | 4.1.0; from 4.0.0 through 4.0.6; from 3.0.0 through 3.3.16; from 2.9.0 through 2.9.14; through 2.8.12 | CNA record |
vmware spring_for_apache_kafka vmware:spring_for_apache_kafka | before 2.8.13; from 2.9.0 before 2.9.15; from 3.0.0 before 3.3.17; from 4.0.0 before 4.0.6.1; from 4.1.0 before 4.1.0.1 | NVD |
References
- https://spring.io/security/cve-2026-59278vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.