{"id":"CVE-2018-12540","aliases":["GHSA-rvgg-f8qm-6h7j"],"url":"https://o3.security/vulnerability/CVE-2018-12540","summary":"High severity vulnerability that affects io.vertx:vertx-web","details":"In version from 3.0.0 to 3.5.2 of Eclipse Vert.x, the CSRFHandler do not assert that the XSRF Cookie matches the returned XSRF header/form parameter. This allows replay attacks with previously issued tokens which are not expired yet.","published":"2018-07-12T14:29:00.273Z","modified":"2026-07-08T17:56:13.468191Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Maven","name":"io.vertx:vertx-web","fixedVersion":"3.5.3"}],"fix":{"url":"https://github.com/vert-x3/vertx-web/commit/f42b193b15a29b772fc576b2d0f2497e7474a7e","label":"vert-x3/vertx-web@f42b193"},"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r10aef585c521f8ef603f5831f9d97a27d920624025131da950e0c62f%40%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3fffda8e947edaa359152c8dc4c4ea9c96fd8ced1999bbce92bc6b25%40%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r59482ebed302aa49ac7e0c51737499746b0d086fcdeb8f90e705951f%40%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rc5b4ae8a7caae6d3d5b3266cb050823b96dd62b30718b90b778d3d8b%40%3Ccommits.pulsar.apache.org%3E"},{"type":"EVIDENCE","url":"https://access.redhat.com/errata/RHSA-2018:2371"},{"type":"EVIDENCE","url":"https://bugs.eclipse.org/bugs/show_bug.cgi?id=536948"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12540"},{"type":"WEB","url":"https://github.com/vert-x3/vertx-web/issues/970"},{"type":"WEB","url":"https://github.com/vert-x3/vertx-web/commit/f42b193b15a29b772fc576b2d0f2497e7474a7e"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-rvgg-f8qm-6h7j"},{"type":"PACKAGE","url":"https://github.com/vert-x3/vertx-web"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r10aef585c521f8ef603f5831f9d97a27d920624025131da950e0c62f@%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3fffda8e947edaa359152c8dc4c4ea9c96fd8ced1999bbce92bc6b25@%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r59482ebed302aa49ac7e0c51737499746b0d086fcdeb8f90e705951f@%3Ccommits.pulsar.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rc5b4ae8a7caae6d3d5b3266cb050823b96dd62b30718b90b778d3d8b@%3Ccommits.pulsar.apache.org%3E"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:56:13.468191Z"}}