{"id":"CVE-2018-3940","aliases":["EUVD-2018-15726","GHSA-mmqm-wj2w-f634"],"status":"published","title":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's...","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.","severity":{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.02114,"percentile":0.81929,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2018-10-08T16:00:00Z","modified":"2026-06-17T01:58:04Z","products":[{"vendor":"foxit software","product":"foxit pdf reader"},{"vendor":"foxit software inc.","product":"foxit pdf reader"},{"vendor":"foxitsoftware","product":"phantompdf"},{"vendor":"foxitsoftware","product":"reader"}],"references":[{"url":"http://www.securitytracker.com/id/1041769","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0607","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3940"},{"url":"https://www.foxitsoftware.com/support/security-bulletins.php","tags":["Vendor Advisory"]},{"url":"https://github.com/advisories/GHSA-mmqm-wj2w-f634"}],"sources":{"cve":[{"id":"CVE-2018-3940","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.","status":"published","published":"2018-10-08T16:00:00Z","modified":"2024-09-16T18:29:55.405Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:05.262903Z"}],"euvd":[{"id":"EUVD-2018-15726","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.","status":"published","published":"2018-10-08T16:00:00Z","modified":"2024-09-16T18:29:55Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:32.095421Z"}],"ghsa":[{"id":"GHSA-mmqm-wj2w-f634","title":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's...","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.","status":"published","published":"2022-05-13T01:01:54Z","modified":"2023-02-01T05:02:28Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:49:55.031123Z"}],"nvd":[{"id":"CVE-2018-3940","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.","status":"published","published":"2018-10-08T16:29:02.553Z","modified":"2026-06-17T01:58:04.85Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:04:44.873741Z"}]}}