{"id":"CVE-2019-5066","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-5066","generatedAt":"2026-10-27T21:18:39.300Z","title":"An exploitable use-after-free vulnerability exists in the way LZW-compressed streams are processed in Aspose.PDF 19.2 for C++.","description":"An exploitable use-after-free vulnerability exists in the way LZW-compressed streams are processed in Aspose.PDF 19.2 for C++. A specially crafted PDF can cause a dangling heap pointer, resulting in a use-after-free condition. To trigger this vulnerability, a specifically crafted PDF document needs to be processed by the target application.","published":"2019-09-18T21:15:13.000Z","lastModified":"2026-06-17T02:37:04.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["aspose/aspose.pdf for c\\+\\+"],"epss":{"score":0.02395,"percentile":0.83877,"date":"2026-10-26","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 (2.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0855","tags":["Exploit","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0855","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-5066","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."}