{"id":"CVE-2016-4431","aliases":["GHSA-vq79-mgpx-2wx4"],"url":"https://o3.security/vulnerability/CVE-2016-4431","summary":"Apache Struts Access Control Redirect","details":"Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.","published":"2016-07-04T22:59:06.413Z","modified":"2026-07-08T05:48:57.515021502Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.struts:struts-parent","fixedVersion":"2.3.29"}],"fix":null,"references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/91284"},{"type":"ADVISORY","url":"http://jvn.jp/en/jp/JVN45093481/index.html"},{"type":"ADVISORY","url":"http://jvndb.jvn.jp/jvndb/JVNDB-2016-000113"},{"type":"ADVISORY","url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1009282"},{"type":"ADVISORY","url":"http://www-01.ibm.com/support/docview.wss?uid=swg21987854"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html"},{"type":"ADVISORY","url":"https://struts.apache.org/docs/s2-040.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1348252"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:48:57.515021502Z"}}