{"id":"CVE-2019-16891","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-16891","generatedAt":"2026-10-27T20:21:03.050Z","title":"Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.","description":"Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.","published":"2019-10-04T14:15:11.000Z","lastModified":"2026-06-17T02:22:55.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","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-502"],"affected":["liferay/liferay portal"],"epss":{"score":0.44736,"percentile":0.98763,"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":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 44.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.liferay.com/downloads-community","tags":["Product","Release Notes"],"source":"cve@mitre.org"},{"url":"https://www.youtube.com/watch?v=DjMEfQW3bf0","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.liferay.com/downloads-community","tags":["Product","Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.youtube.com/watch?v=DjMEfQW3bf0","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-16891","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."}