{"id":"CVE-2026-57967","revision":"dfd2201f3e794783b71b737c8a8db4e0","records":[{"revision":"dfd2201f3e794783b71b737c8a8db4e0","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-57967","aliases":[],"title":"Apache Artemis, Apache ActiveMQ Artemis: Missing authentication on CORE protocol session reattachment","description":"An unauthenticated remote attacker can craft a CORE protocol SESSION_REATTACH packet to steal an existing session and assume ongoing execution of the previously authenticated session.\n\n\n\nThis issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.\n\n\n\nUsers are recommended to upgrade to version 2.57.0, which fixes the issue.","state":0,"publishedAt":"2026-09-10T04:43:10.313+00:00","modifiedAt":"2026-10-09T15:36:10.6+00:00","affected":[{"ecosystem":"https://repo.maven.apache.org/maven2","name":"org.apache.artemis:artemis-server","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Apache Software Foundation\",\n                    \"product\": \"Apache Artemis\",\n                    \"collectionURL\": \"https://repo.maven.apache.org/maven2\",\n                    \"packageName\": \"org.apache.artemis:artemis-server\",\n                    \"packageURL\": \"pkg:maven/org.apache.artemis/artemis-server\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"2.50.0\",\n                            \"lessThanOrEqual\": \"2.56.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"},{"ecosystem":"https://repo.maven.apache.org/maven2","name":"org.apache.activemq:artemis-server","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Apache Software Foundation\",\n                    \"product\": \"Apache ActiveMQ Artemis\",\n                    \"collectionURL\": \"https://repo.maven.apache.org/maven2\",\n                    \"packageName\": \"org.apache.activemq:artemis-server\",\n                    \"packageURL\": \"pkg:maven/org.apache.activemq/artemis-server\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"1.0.0\",\n                            \"lessThanOrEqual\": \"2.44.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[],"references":["https://lists.apache.org/thread/fxfjqrdsnksw5f17zs3yqo864lblgv6y"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-57967","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-57967","identifiers":["CVE-2026-57967"]},"retained":false,"historicalAffected":[]}],"coverage":[]}