{"id":"CVE-2026-59278","state":"PUBLISHED","title":"In Spring for Apache Kafka, SSRF via DNS resolution triggered by untrusted java.net types in header mapper default trusted packages","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.\nSpring for Apache Kafka 4.1.0\nSpring for Apache Kafka 4.0.0 - 4.0.6\nSpring for Apache Kafka 3.0.0 - 3.3.16\nSpring for Apache Kafka 2.9.0 - 2.9.14\nSpring for Apache Kafka 2.8.12 and earlier","publishedAt":"2026-08-27T05:20:36.841Z","updatedAt":"2026-08-27T12:37:42.585Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","source":"vmware"},"assigner":"vmware","products":["Spring Spring for Apache Kafka"],"affected":[{"vendor":"Spring","product":"Spring for Apache Kafka","defaultStatus":"unaffected","versions":[{"version":"4.1.0","status":"affected","versionType":"custom"},{"version":"4.0.0","status":"affected","lessThanOrEqual":"4.0.6","versionType":"custom"},{"version":"3.0.0","status":"affected","lessThanOrEqual":"3.3.16","versionType":"custom"},{"version":"2.9.0","status":"affected","lessThanOrEqual":"2.9.14","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"2.8.12","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-59278"],"weaknesses":["CWE-918"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/59xxx/CVE-2026-59278.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59278","state":"PUBLISHED","datePublished":"2026-08-27T05:20:36.841Z","dateUpdated":"2026-08-27T12:37:42.585Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-07-04T18:13:09.973Z"},"containers":{"cna":{"title":"In Spring for Apache Kafka, SSRF via DNS resolution triggered by untrusted java.net types in header mapper default trusted packages","descriptions":[{"lang":"en","value":"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.\nSpring for Apache Kafka 4.1.0\nSpring for Apache Kafka 4.0.0 - 4.0.6\nSpring for Apache Kafka 3.0.0 - 3.3.16\nSpring for Apache Kafka 2.9.0 - 2.9.14\nSpring for Apache Kafka 2.8.12 and earlier"}],"affected":[{"vendor":"Spring","product":"Spring for Apache Kafka","defaultStatus":"unaffected","versions":[{"version":"4.1.0","status":"affected","versionType":"custom"},{"version":"4.0.0","status":"affected","lessThanOrEqual":"4.0.6","versionType":"custom"},{"version":"3.0.0","status":"affected","lessThanOrEqual":"3.3.16","versionType":"custom"},{"version":"2.9.0","status":"affected","lessThanOrEqual":"2.9.14","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"2.8.12","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-59278"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-918 Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-08-27T05:21:43.988Z"},"impacts":[{"descriptions":[{"lang":"en","value":"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."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T12:37:24.940456Z","id":"CVE-2026-59278","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","type":"CWE","lang":"en","description":"CWE-918 Server-Side Request Forgery (SSRF)"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-27T12:37:42.585Z"}}]}}}