{"cve":"CVE-2026-66713","nvd":{"published":"2026-07-28T15:17:50.430","modified":"2026-10-24T13:10:00.147","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["https://github.com/apache/axis-axis2-java-core/commit/e6f53b230bddcb40577c84ff290ba51e7265fa15","https://lists.apache.org/thread/fgggbv3sjjqw7p6q0j88gspt9b2rb728","http://www.openwall.com/lists/oss-security/2026/07/28/2"],"products":["apache:axis2\\/java"],"source":"nvd","synced_at":"2026-10-24T16:53:27.712498749+00:00"},"epss":{"cve":"CVE-2026-66713","score":0.01718,"percentile":0.77277,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}