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CVE-2021-33326

Liferay Portal and Liferay DXP Cross-site scripting (XSS) vulnerability in the Frontend JS module

6.1 MediumFix available

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

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

1.02%Up 0.2 points since Aug 4, 2021
90%50%10%1%

What each source reports

NVD Score used 6.1

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
CVE-2021-33326
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

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
CVE-2021-33326
Updated
2026-11-02
EUVDEUVD-2021-20035 No score

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
EUVD-2021-20035
Updated
2026-11-03
GitHub AdvisoriesGHSA-hgjv-7wjr-qwqp 6.1

Liferay Portal and Liferay DXP Cross-site scripting (XSS) vulnerability in the Frontend JS module

Cross-site scripting (XSS) vulnerability in the Frontend JS module before version 4.0.18, in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
GHSA-hgjv-7wjr-qwqp
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

Cross-site scripting (XSS) vulnerability in the Frontend JS module in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
CVE-2021-33326
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-hgjv-7wjr-qwqp 6.1

Liferay Portal and Liferay DXP Cross-site scripting (XSS) vulnerability in the Frontend JS module

Cross-site scripting (XSS) vulnerability in the Frontend JS module before version 4.0.18, in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 96, 7.1 before fix pack 20 and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the title of a modal window.

Record
GHSA-hgjv-7wjr-qwqp
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
PackageAffectedFixed
com.liferay:com.liferay.frontend.js.aui.web
Maven
 before 4.0.18
4.0.18
com.liferay.portal:release.dxp.bom
Maven
 7.0.0 up to 7.0.10.fp96
7.0.10.fp96
com.liferay.portal:release.dxp.bom
Maven
 7.1.0 up to 7.1.10.fp20
7.1.10.fp20
com.liferay.portal:release.dxp.bom
Maven
 7.2.0 up to 7.2.10.fp9
7.2.10.fp9
com.liferay:com.liferay.frontend.js.aui.web
Maven
 before 4.0.18, plus listed versions
1.0.01.0.11.0.101.0.111.0.12
Show 45 moreShow less
1.0.131.0.141.0.151.0.161.0.171.0.181.0.191.0.21.0.201.0.211.0.221.0.231.0.241.0.251.0.261.0.271.0.281.0.291.0.31.0.301.0.311.0.321.0.331.0.341.0.351.0.361.0.371.0.381.0.391.0.41.0.401.0.411.0.421.0.431.0.441.0.451.0.461.0.471.0.481.0.491.0.51.0.501.0.511.0.521.0.53
4.0.18
com.liferay.portal:release.dxp.bom
Maven
 7.0.0 up to 7.0.10.fp96, 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.fp96
com.liferay.portal:release.dxp.bom
Maven
 7.1.0 up to 7.1.10.fp20, plus listed versions
7.1.107.1.10.fp17.1.10.fp107.1.10.fp117.1.10.fp12
Show 15 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.fp37.1.10.fp47.1.10.fp57.1.10.fp67.1.10.fp77.1.10.fp87.1.10.fp9
7.1.10.fp20
com.liferay.portal:release.dxp.bom
Maven
 7.2.0 up to 7.2.10.fp9, plus listed versions
7.2.17.2.107.2.10.fp17.2.10.fp1-17.2.10.fp2
Show 6 moreShow less
7.2.10.fp37.2.10.fp47.2.10.fp57.2.10.fp67.2.10.fp77.2.10.fp8
7.2.10.fp9

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2021-33326 is a medium vulnerability (CVSS 6.1) in Liferay Portal, published August 3, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. Fixed in com.liferay:com.liferay.frontend.js.aui.web 4.0.18.

References

This page doesn't list everything

Left out here: 215 versions. The JSON record has them.

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