{"id":"CVE-2018-3959","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-3959","generatedAt":"2026-10-28T22:14:24.817Z","title":"A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096.","description":"A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A use-after-free condition can occur when accessing the Author property of the this.info object. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.","published":"2018-10-02T21:29:01.000Z","lastModified":"2026-06-17T01:58:07.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["foxitsoftware/phantompdf","foxitsoftware/reader"],"epss":{"score":0.02361,"percentile":0.83691,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628","tags":["Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://www.foxitsoftware.com/support/security-bulletins.php","tags":["Vendor Advisory","Patch"],"source":"nvd@nist.gov"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0628","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-3959","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."}