CVE-2021-33331
Liferay Portal and Liferay DXP Allows Arbitrary Redirect of Users to External URLs
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' 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
What each source reports
NVD Score used
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
CVE-2021-33331- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
CVE List No score
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
CVE-2021-33331- Updated
- 2026-11-02
EUVDEUVD-2021-20039 No score
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
EUVD-2021-20039- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mj8w-h522-jwm8
Liferay Portal and Liferay DXP Allows Arbitrary Redirect of Users to External URLs
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
GHSA-mj8w-h522-jwm8- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
OSV
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
CVE-2021-33331- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-mj8w-h522-jwm8
Liferay Portal and Liferay DXP Allows Arbitrary Redirect of Users to External URLs
Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the 'redirect' parameter.
- Record
GHSA-mj8w-h522-jwm8- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
com.liferay.portal:release.portal.bomMaven |
7.0.0 to 7.3.1 | None known |
com.liferay.portal:release.dxp.bomMaven |
7.0.10.fp0 up to 7.0.10.fp94 | 7.0.10.fp94 |
com.liferay.portal:release.dxp.bomMaven |
7.1.0 up to 7.1.10.fp19 | 7.1.10.fp19 |
com.liferay.portal:release.dxp.bomMaven |
7.2.0 up to 7.2.10.fp8 | 7.2.10.fp8 |
com.liferay.portal:release.portal.bomMaven |
7.0.0 to 7.3.1, plus listed versions 7.0.67.0.6-17.0.6-27.1.07.1.1 Show 8 moreShow less7.1.27.1.37.1.3-17.2.07.2.17.2.1-17.3.07.3.0-1 |
None known |
com.liferay.portal:release.dxp.bomMaven |
7.0.10.fp0 up to 7.0.10.fp94, plus listed versions 7.0.10.fp607.0.10.fp617.0.10.fp627.0.10.fp637.0.10.fp64 Show 31 moreShow less7.0.10.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.fp92 |
7.0.10.fp94 |
com.liferay.portal:release.dxp.bomMaven |
7.1.0 up to 7.1.10.fp19, plus listed versions 7.1.107.1.10.fp17.1.10.fp107.1.10.fp117.1.10.fp12 Show 14 moreShow less7.1.10.fp137.1.10.fp147.1.10.fp157.1.10.fp167.1.10.fp177.1.10.fp187.1.10.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.fp19 |
com.liferay.portal:release.dxp.bomMaven |
7.2.0 up to 7.2.10.fp8, plus listed versions 7.2.17.2.107.2.10.fp17.2.10.fp1-17.2.10.fp2 Show 5 moreShow less7.2.10.fp37.2.10.fp47.2.10.fp57.2.10.fp67.2.10.fp7 |
7.2.10.fp8 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33331 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 0.98%, the 62nd percentile. Fixed in com.liferay.portal:release.dxp.bom 7.0.10.fp94.