High severity · published May 24, 2023
CVE-2023-33950
Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used…
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DX
DXP · Liferay
7.4.13.u48 through 7.4.13.u76 · source: vendor
PO
Portal · Liferay
7.4.3.48 through 7.4.3.76 · source: vendor
DE
Digital Experience Platform · Liferay
7.4; 7.4 · source: NVD
LP
Liferay Portal · Liferay
7.4.3.48 through 7.4.3.76 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-33950
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-33950
Vendor Advisory
https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950
More from DXP
9.8
CVE-2025-43766
The Liferay Portal 7.4.0 through 7.3.3.131, and Liferay DXP 2024.Q4.0, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.12 and 7.4 GA through…
9.8
CVE-2025-3594
Path traversal vulnerability with the downloading and installation of Xuggler in Liferay Portal 7.0.0 through 7.4.3.4, and Liferay DXP 7.4 GA, 7.3 GA through update 34, and older…
9.8
CVE-2022-42120
A SQL injection vulnerability in the Fragment module in Liferay Portal 7.3.3 through 7.4.3.16, and Liferay DXP 7.3 before update 4, and 7.4 before update 17 allows attackers to…
9.8
CVE-2022-42122
A SQL injection vulnerability in the Friendly Url module in Liferay Portal 7.3.7, and Liferay DXP 7.3 fix pack 2 through update 4 allows attackers to execute arbitrary SQL…
9.1
CVE-2025-43773
Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q2.0, 2025.Q1.0 through 2025.Q1.14, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.0 through…