Which versions of Digital Experience Platform are affected by CVE-2025-43813?

Organizations using the ComboServlet in Liferay Portal 7.4.0 should be aware of notable risk from CVE-2025-43813, a path traversal vulnerability rated CVSS 6.9.. A patch is available.

How to fix or mitigate CVE-2025-43813?

Within 30 days: Identify affected systems running the ComboServlet in Liferay Portal 7.4.0 and apply vendor patches as part of regular patch cycle. Review file handling controls.

Digital Experience Platform CVE-2025-43813

Q: What is the CVSS score of CVE-2025-43813?

CVE-2025-43813 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.2%.

MEDIUM

Path Traversal (CWE-22)

2025-09-29 security@liferay.com

Path Traversal Digital Experience Platform Liferay Portal

6.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 19:14 vuln.today

CVE Published

Sep 29, 2025 - 23:15 nvd

MEDIUM 6.9

DescriptionCVE.org

Possible path traversal vulnerability and denial-of-service in the ComboServlet in Liferay Portal 7.4.0 through 7.4.3.107, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.8, 7.4 GA through update 92, 7.3 GA through update 35, and older unsupported versions allows remote attackers to access arbitrary CSS and JSS files and load the files multiple times via the query string in a URL.

AnalysisAI

Possible path traversal vulnerability and denial-of-service in the ComboServlet in Liferay Portal 7.4.0 through 7.4.3.107, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.4,. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Possible path traversal vulnerability and denial-of-service in the ComboServlet in Liferay Portal 7.4.0 through 7.4.3.107, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.8, 7.4 GA through update 92, 7.3 GA through update 35, and older unsupported versions allows remote attackers to access arbitrary CSS and JSS files and load the files multiple times via the query string in a URL. Affected products include: Liferay Digital Experience Platform, Liferay Liferay Portal. Version information: through 7.4.3.107.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.