{"id":"CVE-2018-10189","aliases":["EUVD-2021-0517","GHSA-vfxj-qg93-7wwc"],"status":"published","title":"Mautic Sessions could be hijacked due to tracking contacts by an auto-incremented ID","description":"An issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01136,"percentile":0.66728,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2018-04-17T20:00:00Z","modified":"2026-10-20T10:49:57Z","fixes":[{"ecosystem":"Packagist","package":"mautic/core","fixed_in":["2.13.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"mautic/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.13.0"}]}]},{"source":"osv","ecosystem":"Packagist","package":"mautic/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.13.0"}]}],"versions":["1.0.0","1.0.0-beta","1.0.0-beta2","1.0.0-beta3","1.0.0-beta4","1.0.0-rc1","1.0.0-rc2","1.0.0-rc3","1.0.0-rc4","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5","1.1.0","1.1.1","1.1.2","1.1.3","1.2.0","1.2.0-beta1","1.2.1","1.2.2","1.2.3","1.2.4","1.3.0","1.3.1","1.4.0","1.4.1","2.0.0","2.0.1","2.1.0","2.1.1","2.10.0","2.10.0-beta","2.10.1","2.11.0","2.11.0-beta","2.12.0","2.12.0-beta","2.12.1","2.12.1-beta","2.12.2","2.12.2-beta","2.13.0-beta","2.2.0","2.2.1","2.3.0","2.4.0","2.5.0","2.5.1","2.6.0","2.6.1","2.7.0","2.7.1","2.8.0","2.8.1","2.8.2","2.9.0","2.9.0-beta","2.9.1","2.9.2"]}],"products":[{"vendor":"mautic","product":"mautic"}],"references":[{"url":"https://github.com/mautic/mautic/releases/tag/2.13.0","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/mautic/mautic/security/advisories/GHSA-vfxj-qg93-7wwc","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-10189","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-vfxj-qg93-7wwc"}],"sources":{"cve":[{"id":"CVE-2018-10189","description":"An issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.","status":"published","published":"2018-04-17T20:00:00Z","modified":"2024-09-17T00:31:14.792Z","updated_at":"2026-11-02T14:35:01.619448Z"}],"euvd":[{"id":"EUVD-2021-0517","description":"An issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.","status":"published","published":"2018-04-17T20:00:00Z","modified":"2024-09-17T00:31:14Z","updated_at":"2026-11-03T00:28:58.42254Z"}],"ghsa":[{"id":"GHSA-vfxj-qg93-7wwc","title":"Mautic Sessions could be hijacked due to tracking contacts by an auto-incremented ID","description":"### Impact\nAn issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.\n\n### Patches\nUpdate to 2.13.0 or later\n\n### Workarounds\nNone\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [security@mautic.org](mailto:security@mautic.org)","status":"published","published":"2021-01-19T21:16:21Z","modified":"2023-09-11T15:06:08Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:03.916765Z"}],"nvd":[{"id":"CVE-2018-10189","description":"An issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.","status":"published","published":"2018-04-17T20:29:00.41Z","modified":"2026-06-17T01:33:38.72Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:04:25.506659Z"}],"osv":[{"id":"CVE-2018-10189","description":"An issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.","status":"published","published":"2018-04-17T20:29:00.41Z","modified":"2026-10-20T10:49:57.401239745Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:07.641418Z"},{"id":"GHSA-vfxj-qg93-7wwc","title":"Mautic Sessions could be hijacked due to tracking contacts by an auto-incremented ID","description":"### Impact\nAn issue was discovered in Mautic 1.x and 2.x before 2.13.0. It is possible to systematically emulate tracking cookies per contact due to tracking the contact by their auto-incremented ID. Thus, a third party can manipulate the cookie value with +1 to systematically assume being tracked as each contact in Mautic. It is then possible to retrieve information about the contact through forms that have progressive profiling enabled.\n\n### Patches\nUpdate to 2.13.0 or later\n\n### Workarounds\nNone\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [security@mautic.org](mailto:security@mautic.org)","status":"published","published":"2021-01-19T21:16:21Z","modified":"2024-02-16T08:12:26.665832Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:57.348035Z"}]}}