How severe is CVE-2025-43815?

CVE-2025-43815 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-43815 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43815?

CVE-2025-43815 primarily affects Liferay Digital Experience Platform. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-43815?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-43815 have an EU (EUVD) identifier?

Yes. CVE-2025-43815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31654.

When was CVE-2025-43815 published?

CVE-2025-43815 was published on 2025-09-29 and last updated on 2026-06-17.

CVE-2025-43815

CVE-2025-43815 is a medium-severity vulnerability in Liferay Digital Experience Platform with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31654
Weakness: CWE-79
Affected product: Liferay Digital Experience Platform
Published: 2025-09-29
Last modified: 2026-06-17

Description

Reflected cross-site scripting (XSS) vulnerability on the page configuration page in Liferay Portal 7.4.3.102 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.2, and 2023.Q3.5 allows remote attackers to inject arbitrary web script or HTML via the com_liferay_layout_admin_web_portlet_GroupPagesPortlet_backURLTitle parameter.

Frequently asked questions

What is CVE-2025-43815?: Reflected cross-site scripting (XSS) vulnerability on the page configuration page in Liferay Portal 7.4.3.102 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.2, and 2023.Q3.5 allows remote attackers to inject arbitrary web script or HTML via the com_liferay_layout_admin_web_portlet_GroupPagesPortlet_backURLTitle parameter.
How severe is CVE-2025-43815?: CVE-2025-43815 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-43815 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43815?: CVE-2025-43815 primarily affects Liferay Digital Experience Platform. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-43815?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43815 have an EU (EUVD) identifier?: Yes. CVE-2025-43815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31654.
When was CVE-2025-43815 published?: CVE-2025-43815 was published on 2025-09-29 and last updated on 2026-06-17.

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43815

Affected products (3)

cpe:2.3:a:liferay:digital_experience_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:2023.q3.5:*:*:*:*:*:*:*
cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*

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