{"id":"CVE-2026-66713","aliases":["EUVD-2026-49849","GHSA-fhh8-qfj4-g948"],"status":"published","title":"Apache Axis2/Java: deserialization of untrusted Data","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.01718,"percentile":0.77643,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-07-28T13:44:29Z","modified":"2026-10-28T11:12:05Z","products":[{"vendor":"apache","product":"axis2\\/java"},{"vendor":"apache software foundation","product":"apache axis2/java"}],"references":[{"url":"https://github.com/apache/axis-axis2-java-core/commit/e6f53b230bddcb40577c84ff290ba51e7265fa15","tags":["patch","Patch","fix"]},{"url":"https://lists.apache.org/thread/fgggbv3sjjqw7p6q0j88gspt9b2rb728","tags":["vendor-advisory","Mailing List","Vendor Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/07/28/2","tags":["Mailing List","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66713","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fhh8-qfj4-g948"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/66xxx/CVE-2026-66713.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-66713","title":"Apache Axis2/Java: deserialization of untrusted Data","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","status":"published","published":"2026-07-28T13:44:29.702Z","modified":"2026-07-29T03:55:41.433Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:20:12.939084Z"}],"euvd":[{"id":"EUVD-2026-49849","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","status":"published","published":"2026-07-28T13:44:29Z","modified":"2026-07-29T03:55:41Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:02:30.59681Z"}],"ghsa":[{"id":"GHSA-fhh8-qfj4-g948","title":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache...","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","status":"published","published":"2026-07-28T15:32:19Z","modified":"2026-07-28T18:34:08Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:09:53.141941Z"}],"nvd":[{"id":"CVE-2026-66713","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","status":"published","published":"2026-07-28T15:17:50.43Z","modified":"2026-10-24T13:10:00.147Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:33.249634Z"}],"osv":[{"id":"CVE-2026-66713","title":"Apache Axis2/Java: deserialization of untrusted Data","description":"Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component\n\n  in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat\n\n  (only when Tribes clustering is enabled, which is off by default) allows an\n\n  unauthenticated remote attacker with network access to the clustering port to\n\n  execute arbitrary code via a crafted serialized Java object delivered to the cluster\n\n  channel and deserialized in\n\n  org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are\n\n  recommended to upgrade to version 2.0.1, which fixes this issue by removing the\n\n  clustering feature entirely.","status":"published","published":"2026-07-28T13:44:29.702Z","modified":"2026-10-28T11:12:05.483427776Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:45:14.46177Z"}]}}