How severe is CVE-2025-43809?

CVE-2025-43809 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-43809 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43809?

CVE-2025-43809 primarily affects Liferay Digital Experience Platform. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-43809?

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

Does CVE-2025-43809 have an EU (EUVD) identifier?

Yes. CVE-2025-43809 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30243.

When was CVE-2025-43809 published?

CVE-2025-43809 was published on 2025-09-19 and last updated on 2026-06-17.

CVE-2025-43809

CVE-2025-43809 is a medium-severity vulnerability in Liferay Digital Experience Platform with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v4: 5.1
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-30243
Weakness: CWE-352
Affected product: Liferay Digital Experience Platform
Published: 2025-09-19
Last modified: 2026-06-17

Description

Cross-Site Request Forgery (CSRF) vulnerability in the server (license) registration page in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.7, 2023.Q3.1 through 2023.Q3.9, 7.4 GA through update 92, and older unsupported versions allows remote attackers to register a server license via the 'orderUuid' parameter.

Frequently asked questions

What is CVE-2025-43809?: Cross-Site Request Forgery (CSRF) vulnerability in the server (license) registration page in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.7, 2023.Q3.1 through 2023.Q3.9, 7.4 GA through update 92, and older unsupported versions allows remote attackers to register a server license via the 'orderUuid' parameter.
How severe is CVE-2025-43809?: CVE-2025-43809 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-43809 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43809?: CVE-2025-43809 primarily affects Liferay Digital Experience Platform. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-43809?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43809 have an EU (EUVD) identifier?: Yes. CVE-2025-43809 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30243.
When was CVE-2025-43809 published?: CVE-2025-43809 was published on 2025-09-19 and last updated on 2026-06-17.

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43809

Affected products (2)

cpe:2.3:a:liferay:digital_experience_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*

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