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CVE-2019-16891: Liferay Portal Allows RCE via Deserialization of a JSON Payload

May 24, 2022 (updated August 8, 2025)

Liferay Portal CE 7.1.0 and earlier allows remote command execution because of deserialization of a JSON payload.

References

  • dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from
  • github.com/advisories/GHSA-372h-p48h-xw8q
  • github.com/liferay/liferay-portal
  • liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cst-7111
  • nvd.nist.gov/vuln/detail/CVE-2019-16891
  • www.liferay.com/downloads-community
  • www.youtube.com/watch?v=DjMEfQW3bf0

Code Behaviors & Features

Detect and mitigate CVE-2019-16891 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 7.1.1

Fixed versions

  • 7.1.1

Solution

Upgrade to version 7.1.1 or above.

Impact 9.8 CRITICAL

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

Learn more about CVSS

Weakness

  • CWE-502: Deserialization of Untrusted Data

Source file

maven/com.liferay.portal/release.portal.bom/CVE-2019-16891.yml

Spotted a mistake? Edit the file on GitLab.

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