CVE-2025-43772 Liferay Portal Vulnerable to Denial of Service in Kaleo Forms Admin
Remote attackers can cause denial of service by exhausting system memory through unrestricted request parameter storage in Liferay Portal.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-43772?
CVE-2025-43772 is a high-severity denial of service vulnerability in Liferay DXP, published on 4 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Kaleo Forms Admin in Liferay Portal 7.0.0 through 7.4.3.4, and Liferay DXP 7.4 GA, 7.3 GA through update 27, and older unsupported versions does not restrict the saving of request parameters in the portlet session, which allows remote attackers to consume system memory leading to denial-of-service (DoS) conditions via crafted HTTP request.
Weakness: CWE-400
Which versions are affected by CVE-2025-43772?
2 open source packages ship an affected version, including com.liferay:com.liferay.portal.workflow.kaleo.forms.web.
| Package | Affected | Fixed in |
|---|---|---|
com.liferay:com.liferay.portal.workflow.kaleo.forms.web Maven | All versions | 5.0.29 |
com.liferay:com.liferay.portal.workflow.kaleo.forms.web Maven | All versions | 5.0.29 |
How do I fix CVE-2025-43772?
Upgrade com.liferay:com.liferay.portal.workflow.kaleo.forms.web to 5.0.29 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-43772 being exploited?
There is no known exploitation of CVE-2025-43772 in the wild and no public exploit code.
Sources
Also known as GHSA-j4fw-4mhr-hc45.