{"id":"RHLW-2026-271a386ee9cf984f","summary":"Lightwell Security Advisory: logback-classic 1.2.11.rhlw-00001","details":"Red Hat Lightwell has released ch.qos.logback:logback-classic 1.2.11.rhlw-00001 with a backported security fix.\n\nCVE-2023-6378: Logback \"receiver\" DOS vulnerability \n\nThis patched artifact is a drop-in replacement for ch.qos.logback:logback-classic 1.2.11 from Maven Central.","modified":"2026-10-27T04:00:05.552759670Z","published":"2026-10-08T19:45:01Z","upstream":["CVE-2023-6378","GHSA-vmq6-5m68-f53m"],"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6378.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6378"},{"type":"PACKAGE","url":"https://github.com/qos-ch/logback"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-vmq6-5m68-f53m"}],"affected":[{"package":{"name":"ch.qos.logback:logback-classic","ecosystem":"Red Hat Lightwell:Maven","purl":"pkg:maven/ch.qos.logback/logback-classic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.11.rhlw-00001"}]}],"versions":["0.2.5","0.3","0.5","0.6","0.7","0.7.1","0.8","0.8.1","0.9","0.9.1","0.9.10","0.9.11","0.9.12","0.9.13","0.9.14","0.9.15","0.9.16","0.9.17","0.9.18","0.9.19","0.9.2","0.9.20","0.9.21","0.9.22","0.9.23","0.9.24","0.9.25","0.9.26","0.9.27","0.9.28","0.9.29","0.9.3","0.9.30","0.9.4","0.9.5","0.9.6","0.9.7","0.9.8","0.9.9","1.0.0","1.0.1","1.0.10","1.0.11","1.0.12","1.0.13","1.0.2","1.0.3","1.0.4","1.0.5","1.0.6","1.0.7","1.0.8","1.0.9","1.1.0","1.1.1","1.1.10","1.1.11","1.1.2","1.1.3","1.1.4","1.1.5","1.1.6","1.1.7","1.1.8","1.1.9","1.2.0","1.2.1","1.2.10","1.2.11","1.2.2","1.2.3","1.2.4","1.2.4-groovyless","1.2.5","1.2.6","1.2.7","1.2.8","1.2.9"],"database_specific":{"source":"https://github.com/project-lightwell/lightwell-osv/blob/main/advisories/RHLW-2026-271a386ee9cf984f.json","lightwell":{"remediated_version":"1.2.11.rhlw-00001","repository_url":"https://packages.redhat.com/lightwell/java/remediated/","backport_base_version":"1.2.11"}}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"}],"credits":[{"name":"Red Hat Lightwell","type":"REMEDIATION_DEVELOPER"}]}