{"cve":"CVE-2019-16891","nvd":{"published":"2019-10-04T14:15:11.030","modified":"2026-06-17T02:22:54.577","status":"Modified","description":"Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from","https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/","https://www.liferay.com/downloads-community","https://www.youtube.com/watch?v=DjMEfQW3bf0","https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from"],"products":["liferay:liferay_portal"],"source":"nvd","synced_at":"2026-10-19T20:59:10.855360465+00:00"},"epss":{"cve":"CVE-2019-16891","score":0.44736,"percentile":0.98772,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-372h-p48h-xw8q","url":"https://osv.dev/vulnerability/GHSA-372h-p48h-xw8q","summary":"Liferay Portal Allows RCE via Deserialization of a JSON Payload","modified":"2025-08-08T21:43:25.571359Z","packages":[{"ecosystem":"Maven","name":"com.liferay.portal:release.portal.bom","purl":"pkg:maven/com.liferay.portal/release.portal.bom","ranges":["<7.1.1"],"fixed":["7.1.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}