CVE-2025-43764 - CVE House
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Status published Medium CVE-2025-43764

Self-ReDoS (Regular expression Denial of Service) exists with Role Name...

Vulnerability Description

Self-ReDoS (Regular expression Denial of Service) exists with Role Name search field of Kaleo Designer portlet JavaScript in Liferay Portal 7.4.0 through 7.4.3.131, and Liferay DXP 2024.Q4.0 through 2024.Q4.1, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.1 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.20 and 7.4 GA through update 92, which allows authenticated users with permissions to update Kaleo Workflows to enter a malicious Regex pattern causing their browser to hang for a very long time.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Portal, DXP
Vulnerable Versions:
7.4.3.0, 7.4.13, 2024.Q1.1, 2024.Q2.1, 2024.Q3.0, 2024.Q4.0

Timeline

Official Publish: August 23rd, 2025
Last Modified: August 25th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-1333

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1190 Exploit Public-Facing Application
Initial Access
T1496 Resource Hijacking
Impact
T1562 Impair Defenses
Defense Evasion
T1070 Indicator Removal on Host
Defense Evasion