CVE-2021-29051

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) in Asset Publisher App

6.1 MediumFix available

Cross-site scripting (XSS) vulnerability in the Asset module's Asset Publisher app in Liferay Portal 7.2.1 through 7.3.5, and Liferay DXP 7.1 before fix pack 21, 7.2 before fix pack 10 and 7.3 before fix pack 1 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_XXXXXXXXXXXX_assetEntryId parameter.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.75%Down 0.1 points since May 17, 2021

What each source reports

NVD Score used 6.1

Record: CVE-2021-29051
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-29051
Updated: 2026-11-02

EUVDEUVD-2021-15697 No score

Record: EUVD-2021-15697
Updated: 2026-11-02

GitHub AdvisoriesGHSA-jvvx-8g42-9559 6.1

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) in Asset Publisher App

Record: GHSA-jvvx-8g42-9559
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Record: CVE-2021-29051
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVGHSA-jvvx-8g42-9559 6.1

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) in Asset Publisher App

Record: GHSA-jvvx-8g42-9559
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`com.liferay.portal:release.portal.bom` Maven	7.2.1 to 7.3.5	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	before 7.1.10.fp21	7.1.10.fp21
`com.liferay.portal:release.dxp.bom` Maven	7.2.0 up to 7.2.10.fp10	7.2.10.fp10
`com.liferay.portal:release.dxp.bom` Maven	7.3.0 up to 7.3.10.fp1	7.3.10.fp1
`com.liferay.portal:release.portal.bom` Maven	7.2.1 up to 7.3.6, plus listed versions 7.2.1-17.3.07.3.0-17.3.17.3.1-1 Show 6 moreShow less 7.3.27.3.2-17.3.37.3.3-17.3.47.3.5	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	before 7.1.10.fp21, plus listed versions 7.0.10.147.0.10.14-17.0.10.167.0.10.177.0.10.7 Show 45 moreShow less 7.0.10.87.0.10.97.0.10.fp1007.0.10.fp1017.0.10.fp1027.0.10.fp607.0.10.fp617.0.10.fp627.0.10.fp637.0.10.fp647.0.10.fp657.0.10.fp667.0.10.fp677.0.10.fp687.0.10.fp697.0.10.fp707.0.10.fp717.0.10.fp727.0.10.fp737.0.10.fp747.0.10.fp757.0.10.fp767.0.10.fp777.0.10.fp787.0.10.fp797.0.10.fp807.0.10.fp817.0.10.fp827.0.10.fp837.0.10.fp847.0.10.fp857.0.10.fp85-17.0.10.fp867.0.10.fp86-17.0.10.fp877.0.10.fp87-17.0.10.fp887.0.10.fp897.0.10.fp907.0.10.fp917.0.10.fp927.0.10.fp947.0.10.fp94-17.0.10.fp957.0.10.fp95-1	7.1.10.fp21
`com.liferay.portal:release.dxp.bom` Maven	7.2.0 up to 7.2.10.fp10, plus listed versions 7.2.17.2.107.2.10.fp17.2.10.fp1-17.2.10.fp2 Show 7 moreShow less 7.2.10.fp37.2.10.fp47.2.10.fp57.2.10.fp67.2.10.fp77.2.10.fp87.2.10.fp9	7.2.10.fp10
`com.liferay.portal:release.dxp.bom` Maven	7.3.0 up to 7.3.10.fp1, plus listed versions 7.3.107.3.10.ep37.3.10.ep47.3.10.ep5	7.3.10.fp1

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-29051 is a medium vulnerability (CVSS 6.1) in Liferay Dxp, published May 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. Fixed in com.liferay.portal:release.portal.bom 7.3.6.

References

This page doesn't list everything

Left out here: 24 versions. The JSON record has them.