{"id":"CVE-2018-3924","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-3924","generatedAt":"2026-10-29T00:35:05.512Z","title":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.5096.","description":"An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user into opening the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.","published":"2018-08-01T20:29:01.000Z","lastModified":"2026-06-17T01:58:02.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["foxitsoftware/foxit reader","foxitsoftware/phantompdf"],"epss":{"score":0.43715,"percentile":0.98736,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.03021,"percentile":0.86813},{"date":"2026-09-22","score":0.4414,"percentile":0.98697}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 43.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.4414,"from":0.03021,"percentile":0.98697},"summary":"EPSS moved from 3.0% to 44.1% probability of exploitation in the next thirty days."},{"kind":"epss","label":"EPSS jump","at":"2026-09-21T00:00:00.000Z","detail":{"to":0.03021,"from":0.4414,"percentile":0.86813},"summary":"EPSS moved from 44.1% to 3.0% probability of exploitation in the next thirty days."}],"references":[{"url":"http://www.securitytracker.com/id/1041353","tags":["Third Party Advisory","VDB Entry"],"source":"talos-cna@cisco.com"},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0588","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"http://www.securitytracker.com/id/1041353","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0588","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-3924","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}