{"id":"RHLW-2026-67695bc80de4b2e2","summary":"Lightwell Security Advisory: zookeeper 3.8.3.rhlw-00003","details":"Red Hat Lightwell has released org.apache.zookeeper:zookeeper 3.8.3.rhlw-00003 with a backported security fix.\n\nCVE-2026-24281: Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager\n\nThis patched artifact is a drop-in replacement for org.apache.zookeeper:zookeeper 3.8.3 from Maven Central.","modified":"2026-10-27T04:00:08.782755807Z","published":"2026-09-10T12:06:19Z","upstream":["CVE-2026-24281","GHSA-7xrh-hqfc-g7qr"],"references":[{"type":"WEB","url":"https://repo.maven.apache.org/maven2"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-24281.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:10184"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:14272"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:14276"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:34608"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:8509"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-24281"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24281.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/088ddsbrzhd5lxzbqf5n24yg0mwh9jt2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24281"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-7xrh-hqfc-g7qr"}],"affected":[{"package":{"name":"org.apache.zookeeper:zookeeper","ecosystem":"Red Hat Lightwell:Maven","purl":"pkg:maven/org.apache.zookeeper/zookeeper"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.8.3.rhlw-00003"}]}],"versions":["3.3.0","3.3.1","3.3.2","3.3.3","3.3.4","3.3.5","3.3.6","3.4.0","3.4.1","3.4.10","3.4.11","3.4.12","3.4.13","3.4.14","3.4.2","3.4.3","3.4.4","3.4.5","3.4.6","3.4.7","3.4.8","3.4.9","3.5.0-alpha","3.5.1-alpha","3.5.10","3.5.2-alpha","3.5.3-beta","3.5.4-beta","3.5.5","3.5.6","3.5.7","3.5.8","3.5.9","3.6.0","3.6.1","3.6.2","3.6.3","3.6.4","3.7.0","3.7.1","3.7.2","3.8.0","3.8.1","3.8.2","3.8.3"],"database_specific":{"lightwell":{"remediated_version":"3.8.3.rhlw-00003","repository_url":"https://packages.redhat.com/lightwell/java/remediated/","backport_base_version":"3.8.3"},"source":"https://github.com/project-lightwell/lightwell-osv/blob/main/advisories/RHLW-2026-67695bc80de4b2e2.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}],"credits":[{"name":"Red Hat Lightwell","type":"REMEDIATION_DEVELOPER"}]}