{"id":"RHLW-2026-533c8df135d5b52e","summary":"Lightwell Security Advisory: kafka-clients 3.9.1.rhlw-00001","details":"Red Hat Lightwell has released org.apache.kafka:kafka-clients 3.9.1.rhlw-00001 with backported fixes for CVE-2026-33558 and CVE-2026-35554.\n\nCVE-2026-33558: Apache Kafka, Apache Kafka Clients: Information Exposure Through Network Client Log Output\n\nCVE-2026-35554: Apache Kafka Clients: Kafka Producer Message Corruption and Misrouting via Buffer Pool Race Condition\n\nThis patched artifact is a drop-in replacement for org.apache.kafka:kafka-clients 3.9.1 from Maven Central.","modified":"2026-10-27T04:13:03.154826954Z","published":"2026-09-08T07:41:44Z","upstream":["CVE-2026-33558","CVE-2026-35554","GHSA-5qcv-4rpc-jp93","GHSA-wf66-mphr-4c4r"],"references":[{"type":"WEB","url":"https://repo.maven.apache.org/maven2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33558.json"},{"type":"ADVISORY","url":"https://kafka.apache.org/cve-list"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33558"},{"type":"ARTICLE","url":"https://lists.apache.org/thread/pz5g4ky3h0k91tfd14p0dzqjp80960kl"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-wf66-mphr-4c4r"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35554.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/f07x7j8ovyqhjd1to25jsnqbm6wj01d6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35554"},{"type":"REPORT","url":"https://issues.apache.org/jira/browse/KAFKA-19012"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-5qcv-4rpc-jp93"}],"affected":[{"package":{"name":"org.apache.kafka:kafka-clients","ecosystem":"Red Hat Lightwell:Maven","purl":"pkg:maven/org.apache.kafka/kafka-clients"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.1.rhlw-00001"}]}],"versions":["0.10.0.0","0.10.0.1","0.10.1.0","0.10.1.1","0.10.2.0","0.10.2.1","0.10.2.2","0.11.0.0","0.11.0.1","0.11.0.2","0.11.0.3","0.8.2-beta","0.8.2.0","0.8.2.1","0.8.2.2","0.9.0.0","0.9.0.1","1.0.0","1.0.1","1.0.2","1.1.0","1.1.1","2.0.0","2.0.1","2.1.0","2.1.1","2.2.0","2.2.1","2.2.2","2.3.0","2.3.1","2.4.0","2.4.1","2.5.0","2.5.1","2.6.0","2.6.1","2.6.2","2.6.3","2.7.0","2.7.1","2.7.2","2.8.0","2.8.1","2.8.2","3.0.0","3.0.1","3.0.2","3.1.0","3.1.1","3.1.2","3.2.0","3.2.1","3.2.2","3.2.3","3.3.0","3.3.1","3.3.2","3.4.0","3.4.1","3.5.0","3.5.1","3.5.2","3.6.0","3.6.1","3.6.2","3.7.0","3.7.1","3.7.2","3.8.0","3.8.1","3.9.0","3.9.1"],"database_specific":{"lightwell":{"backport_base_version":"3.9.1","remediated_version":"3.9.1.rhlw-00001","repository_url":"https://packages.redhat.com/lightwell/java/remediated/"},"source":"https://github.com/project-lightwell/lightwell-osv/blob/main/advisories/RHLW-2026-533c8df135d5b52e.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}],"credits":[{"name":"Red Hat Lightwell","type":"REMEDIATION_DEVELOPER"}]}