{"id":"CVE-2019-12490","aliases":["EUVD-2019-4086","GHSA-qvhp-g2m6-8r99"],"status":"published","title":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can...","description":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can occur because of use of _blank for external links.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01304,"percentile":0.70698,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-01-22T05:10:39Z","modified":"2026-06-17T02:14:45Z","products":[{"vendor":"simplemachines","product":"simple_machines_forum"}],"references":[{"url":"https://www.simplemachines.org/community/index.php?topic=570986.0","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://www.youtube.com/watch?v=gCVeFoxZ1DI","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12490"},{"url":"https://github.com/advisories/GHSA-qvhp-g2m6-8r99"}],"sources":{"cve":[{"id":"CVE-2019-12490","description":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can occur because of use of _blank for external links.","status":"published","published":"2020-01-22T05:10:39Z","modified":"2024-08-04T23:24:38.328Z","updated_at":"2026-11-02T14:20:23.697579Z"}],"euvd":[{"id":"EUVD-2019-4086","description":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can occur because of use of _blank for external links.","status":"published","published":"2020-01-22T05:10:39Z","modified":"2024-08-04T23:24:38Z","updated_at":"2026-11-03T02:40:45.973526Z"}],"ghsa":[{"id":"GHSA-qvhp-g2m6-8r99","title":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can...","description":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can occur because of use of _blank for external links.","status":"published","published":"2022-05-24T17:07:06Z","modified":"2023-01-29T05:01:20Z","updated_at":"2026-11-02T14:44:47.423333Z"}],"nvd":[{"id":"CVE-2019-12490","description":"An issue was discovered in Simple Machines Forum (SMF) before 2.0.16. Reverse tabnabbing can occur because of use of _blank for external links.","status":"published","published":"2020-01-22T06:15:10.617Z","modified":"2026-06-17T02:14:45.23Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:42.416368Z"}]}}