CVE-2025-43764

MEDIUM
Published Aug 23, 2025 Modified Dec 12, 2025 CWE-1333

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.

Is your site exposed to CVE-2025-43764?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-1333 CWE-1333

Affected Products

Vendor Product
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay digital_experience_platform
liferay liferay_portal

References

Frequently Asked Questions

What is CVE-2025-43764? +
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. It has a CVSS v3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2025-43764? +
CVE-2025-43764 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2025-43764? +
CVE-2025-43764 affects products from liferay, specifically: digital_experience_platform, liferay_portal. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-43764? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2025-43764 — free, no signup required.