CVE-2021-29044

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) via Membership Request Admin Page

6.1 MediumFix available

Cross-site scripting (XSS) vulnerability in the Site module's membership request administration pages in Liferay Portal 7.0.0 through 7.3.5, and Liferay DXP 7.0 before fix pack 97, 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_site_my_sites_web_portlet_MySitesPortlet_comments 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-2021-29044
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-2021-29044
Updated: 2026-11-02

EUVDEUVD-2021-15690 No score

Record: EUVD-2021-15690
Updated: 2026-11-02

GitHub AdvisoriesGHSA-wcr5-3q96-c2gr 6.1

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) via Membership Request Admin Page

Record: GHSA-wcr5-3q96-c2gr
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-2021-29044
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-wcr5-3q96-c2gr 6.1

Liferay Portal and Liferay DXP Vulnerable to Cross-Site Scripting (XSS) via Membership Request Admin Page

Record: GHSA-wcr5-3q96-c2gr
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	7.0.0 up to 7.3.6	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	7.0.10.fp0 up to 7.0.10.fp97	7.0.10.fp97
`com.liferay.portal:release.dxp.bom` Maven	7.1.0 up to 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	7.0.0 up to 7.3.6, plus listed versions 7.0.67.0.6-17.0.6-27.1.07.1.1 Show 16 moreShow less 7.1.27.1.37.1.3-17.2.07.2.17.2.1-17.3.07.3.0-17.3.17.3.1-17.3.27.3.2-17.3.37.3.3-17.3.47.3.5	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	7.0.10.fp0 up to 7.0.10.fp97, plus listed versions 7.0.10.fp607.0.10.fp617.0.10.fp627.0.10.fp637.0.10.fp64 Show 36 moreShow less 7.0.10.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.fp95-17.0.10.fp95-2	7.0.10.fp97
`com.liferay.portal:release.dxp.bom` Maven	7.1.0 up to 7.1.10.fp21, plus listed versions 7.1.107.1.10.fp17.1.10.fp107.1.10.fp117.1.10.fp12 Show 16 moreShow less 7.1.10.fp137.1.10.fp147.1.10.fp157.1.10.fp167.1.10.fp177.1.10.fp187.1.10.fp197.1.10.fp27.1.10.fp207.1.10.fp37.1.10.fp47.1.10.fp57.1.10.fp67.1.10.fp77.1.10.fp87.1.10.fp9	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-2021-29044 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.