{"id":"CVE-2016-9451","aliases":["DLA-715-1","DSA-3718-1","EUVD-2022-2726","GHSA-66gr-xrcf-8jpq","MGASA-2016-0413","UBUNTU-CVE-2016-9451"],"status":"published","title":"Drupal Open Redirect","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","severity":{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01539,"percentile":0.75068,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-601"],"published":"2016-11-17T00:00:00Z","modified":"2026-10-24T10:30:48Z","fixes":[{"ecosystem":"Packagist","package":"drupal/core","fixed_in":["7.52","8.2.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0"},{"fixed":"7.52"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0"},{"fixed":"8.2.3"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"drupal7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.14-2+deb7u15"}]}],"versions":["7.14-2","7.14-2+deb7u1","7.14-2+deb7u10","7.14-2+deb7u10~bpo60+1","7.14-2+deb7u11","7.14-2+deb7u11~bpo60+1","7.14-2+deb7u12","7.14-2+deb7u13","7.14-2+deb7u14","7.14-2+deb7u1~bpo60+1","7.14-2+deb7u2","7.14-2+deb7u2~bpo60+1","7.14-2+deb7u3","7.14-2+deb7u4","7.14-2+deb7u4~bpo60+1","7.14-2+deb7u5","7.14-2+deb7u6","7.14-2+deb7u6~bpo60+1","7.14-2+deb7u7","7.14-2+deb7u7~bpo60+1","7.14-2+deb7u8","7.14-2+deb7u9","7.14-2+deb7u9~bpo60+1"],"bundled":2},{"source":"osv","ecosystem":"Debian:8","package":"drupal7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.32-1+deb8u8"}]}],"versions":["7.32-1+deb8u3","7.32-1+deb8u4","7.32-1+deb8u4~bpo70+1","7.32-1+deb8u5","7.32-1+deb8u5~bpo70+1","7.32-1+deb8u6","7.32-1+deb8u7"],"bundled":2},{"source":"osv","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0"},{"fixed":"7.52"}]}]},{"source":"osv","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0"},{"fixed":"8.2.3"}]}],"versions":["8.0.0","8.0.0-beta10","8.0.0-beta11","8.0.0-beta12","8.0.0-beta13","8.0.0-beta14","8.0.0-beta15","8.0.0-beta16","8.0.0-beta6","8.0.0-beta7","8.0.0-beta8","8.0.0-beta9","8.0.0-rc1","8.0.0-rc2","8.0.0-rc3","8.0.0-rc4","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.0.6","8.1.0","8.1.0-beta1","8.1.0-beta2","8.1.0-rc1","8.1.1","8.1.10","8.1.2","8.1.3","8.1.4","8.1.5","8.1.6","8.1.7","8.1.8","8.1.9","8.2.0","8.2.0-beta1","8.2.0-beta2","8.2.0-beta3","8.2.0-rc1","8.2.0-rc2","8.2.1","8.2.2"]},{"source":"osv","ecosystem":"Mageia:5","package":"drupal","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.52-1.mga5"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"drupal7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.23-1","7.24-1","7.24-2","7.26-1","7.26-1ubuntu0.1","7.26-1ubuntu0.1+esm1","7.26-1ubuntu0.1+esm2","7.26-1ubuntu0.1+esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"drupal7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.38-1","7.41-1","7.44-1ubuntu1~16.04.0","7.44-1ubuntu1~16.04.0+esm1","7.44-1ubuntu1~16.04.0+esm2","7.44-1ubuntu1~16.04.0+esm3"]}],"products":[{"vendor":"drupal","product":"drupal"}],"references":[{"url":"http://www.debian.org/security/2016/dsa-3718","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory","web"]},{"url":"http://www.securityfocus.com/bid/94367","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://www.drupal.org/SA-CORE-2016-005","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","fix","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-9451","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-66gr-xrcf-8jpq"},{"url":"https://github.com/drupal/core","tags":["package"]},{"url":"https://advisories.mageia.org/MGASA-2016-0413.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=19812","tags":["report"]},{"url":"https://www.drupal.org/drupal-7.45","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.45-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.46","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.46-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.47","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.47-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.48","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.48-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.49","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.49-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.50","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.50-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.51","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.51-release-notes","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.52","tags":["web"]},{"url":"https://www.drupal.org/drupal-7.52-release-notes","tags":["web"]},{"url":"http://openwall.com/lists/oss-security/2016/11/18/16","tags":["web"]},{"url":"https://lwn.net/Vulnerabilities/707038/","tags":["web"]},{"url":"https://lwn.net/Vulnerabilities/707041/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2016-9451","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/18/8","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-9451","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2016-9451","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2016-11-25T18:00:00Z","modified":"2024-08-06T02:50:38.351Z","updated_at":"2026-11-02T14:33:32.103757Z"}],"euvd":[{"id":"EUVD-2022-2726","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2016-11-25T18:00:00Z","modified":"2024-08-06T02:50:38Z","updated_at":"2026-11-03T02:22:26.803486Z"}],"ghsa":[{"id":"GHSA-66gr-xrcf-8jpq","title":"Drupal Open Redirect","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2022-05-17T03:05:27Z","modified":"2024-04-23T17:17:39Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:37:44.335614Z"}],"nvd":[{"id":"CVE-2016-9451","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2016-11-25T18:59:03.417Z","modified":"2026-06-17T00:56:05.773Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:03:32.79141Z"}],"osv":[{"id":"CVE-2016-9451","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2016-11-25T18:59:03.417Z","modified":"2026-10-24T10:30:48.966790241Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:03.472693Z"},{"id":"GHSA-66gr-xrcf-8jpq","title":"Drupal Open Redirect","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2022-05-17T03:05:27Z","modified":"2024-04-23T17:43:52.820413Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:46:39.266402Z"},{"id":"UBUNTU-CVE-2016-9451","description":"Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.","status":"published","published":"2016-11-25T18:59:00Z","modified":"2025-09-08T16:43:56Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:13.356796Z"},{"id":"DLA-715-1","title":"drupal7 - security update","status":"published","published":"2016-11-21T00:00:00Z","modified":"2026-03-09T02:09:55.633349Z","updated_at":"2026-11-02T15:46:13.207219Z"},{"id":"DSA-3718-1","title":"drupal7 - security update","status":"published","published":"2016-11-17T00:00:00Z","modified":"2026-03-09T01:21:57.585986Z","updated_at":"2026-11-02T15:46:16.523846Z"},{"id":"MGASA-2016-0413","title":"Updated drupal packages fix security vulnerability","description":"Inconsistent name for term access query; information on taxonomy terms\nmight have been disclosed to unprivileged users (CVE-2016-9449).\n\nConfirmation forms allow external URLs to be injected (CVE-2016-9451).\n","status":"published","published":"2016-12-07T11:48:35Z","modified":"2026-04-16T06:22:46.302760566Z","updated_at":"2026-11-02T15:49:40.103088Z"}]}}