How severe is CVE-2025-3639?

CVE-2025-3639 has a CVSS 4.0 base score of 2.0, rated low severity.

Is CVE-2025-3639 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3639?

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

Does CVE-2025-3639 have an EU (EUVD) identifier?

Yes. CVE-2025-3639 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25127.

When was CVE-2025-3639 published?

CVE-2025-3639 was published on 2025-08-18 and last updated on 2026-06-17.

CVE-2025-3639

CVE-2025-3639 is a low-severity vulnerability with a CVSS 4.0 base score of 2.0. 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-288.

Key facts

Severity: Low (CVSS 4.0 base score 2.0)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25127
Weakness: CWE-288
Published: 2025-08-18
Last modified: 2026-06-17

Description

Liferay Portal 7.3.0 through 7.4.3.132, and Liferay DXP 2025.Q1 through 2025.Q1.6, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.15, 7.4 GA through update 92 and 7.3 GA through update 36 allows unauthenticated users with valid credentials to bypass the login process by changing the POST method to GET, once the site has MFA enabled.

Frequently asked questions

What is CVE-2025-3639?: Liferay Portal 7.3.0 through 7.4.3.132, and Liferay DXP 2025.Q1 through 2025.Q1.6, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.15, 7.4 GA through update 92 and 7.3 GA through update 36 allows unauthenticated users with valid credentials to bypass the login process by changing the POST method to GET, once the site has MFA enabled.
How severe is CVE-2025-3639?: CVE-2025-3639 has a CVSS 4.0 base score of 2.0, rated low severity.
Is CVE-2025-3639 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-3639?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3639 have an EU (EUVD) identifier?: Yes. CVE-2025-3639 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25127.
When was CVE-2025-3639 published?: CVE-2025-3639 was published on 2025-08-18 and last updated on 2026-06-17.

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-3639

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