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CVE-2019-16891

CriticalPublished

Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.

Published: Oct 4, 2019
Updated: Aug 5, 2024
Assigning CNA: mitre
Evidence observed: Aug 4, 2026

Primary CVSS

9.8/ 10Critical

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

44.7%

Moderate · next 30 days

Percentile: 98.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.

Sources

CVE-2019-16891-Liferay-deserialization-RCEExploit
Exploit for CVE-2019-16891, a Java deserialization remote code execution vulnerability in Liferay Portal. Provides a proof-of-concept payload for penetration testing and vulnerability validation.

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