Auth bypass in Liferay Digital Experience Platform

CVE-2025-43827

Insecure Direct Object Reference (IDOR) vulnerability with audit events in Liferay Portal 7.4.0 through 7.4.3.117, and older unsupported versions, and Liferay DXP 2024.Q1.1 through 2024.Q1.5, 2023.Q4.0 through 2023.Q4.10, 2023.Q3.1 through 2023.Q3.10, 7.4 GA through update 92, and older unsupported versions allows remote authenticated users to from one virtual instance to view the audit events from a different virtual instance via the _com_liferay_portal_security_audit_web_portlet_AuditPortlet_auditEventId parameter.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-43827: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-43827?
CVE-2025-43827 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2025-09-30.
How severe is CVE-2025-43827?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-43827 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.