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CVE-2025-43772 — com.liferay.portal.workfl…

Fix: liferay/liferay-portal@566ba7b

CVE-2025-43772 is a Uncontrolled Resource Consumption vulnerability in com.liferay:com.liferay.portal.workflow.kaleo.forms.web. A fix is available for com.liferay:com.liferay.portal.workflow.kaleo.forms.web — see the affected versions and patch details below.

Liferay Portal Vulnerable to Denial of Service in Kaleo Forms Admin

Published
Updated
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Nov 1, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for CVE-2025-43772.

EPSS Exploitation Probability

via FIRST.org ↗
0.5%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs44th percentile — riskier than 44% of all scored CVEsHighest risk
0.00%0.36%0.71%1.07%0.5%0.5%May 26Aug 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

1 pkg affected
☕com.liferay:com.liferay.portal.workflow.kaleo.forms.web

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

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.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
☕Mavencom.liferay:com.liferay.portal.workflow.kaleo.forms.weball versions5.0.29com.liferay:com.liferay.portal.workflow.kaleo.forms.web:5.0.29

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for com.liferay:com.liferay.portal.workflow.kaleo.forms.web, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update com.liferay:com.liferay.portal.workflow.kaleo.forms.web to 5.0.29 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2025-43772 is resolved across your whole dependency graph.

  3. Workarounds

    Cap what an attacker can consume: apply request size, rate and timeout limits in front of the affected component, and run it with memory and CPU limits so exhaustion degrades one worker rather than the whole service.

Frequently Asked Questions

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.
O3 Security · Impact-Aware SCA

Is CVE-2025-43772 in your dependencies?

Find it across Maven, including transitive dependencies.

CVE-2025-43772: com.liferay.portal DoS — Fixed in 5.0.29