CVE-2025-3639

Liferay Portal Login Bypass Vulnerability

2.0 LowPublic exploit

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: High
User interaction: Passive

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.53%Up 0.5 points since Aug 19, 2025

What each source reports

CVE List Score used 2.0

Record: CVE-2025-3639
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
Weakness: CWE-288
Updated: 2026-11-02

EUVDEUVD-2025-25127 2.0

Record: EUVD-2025-25127
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-g4wg-mpfg-x2q6 2.0

Liferay Portal Login Bypass Vulnerability

Record: GHSA-g4wg-mpfg-x2q6
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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
Weakness: CWE-288
Updated: 2026-11-02

NVD 2.0

Record: CVE-2025-3639
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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
Weakness: CWE-288
Updated: 2026-11-02

OSVGHSA-g4wg-mpfg-x2q6 2.0

Liferay Portal Login Bypass Vulnerability

Record: GHSA-g4wg-mpfg-x2q6
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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
Weakness: CWE-288
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`com.liferay.portal:release.portal.bom` Maven	7.3.0-ga1 to 7.4.3.132-ga132	None known
`com.liferay.portal:release.portal.bom` Maven	7.3.0-ga1 to 7.4.3.132-ga132, plus listed versions 7.3.0-17.3.17.3.1-17.3.27.3.2-1 Show 45 moreShow less 7.3.37.3.3-17.3.47.3.57.3.67.3.77.4.07.4.17.4.1-17.4.27.4.2-17.4.3.107.4.3.1007.4.3.1017.4.3.1027.4.3.1037.4.3.1047.4.3.1057.4.3.1067.4.3.1077.4.3.117.4.3.1127.4.3.112-ga1127.4.3.127.4.3.1207.4.3.120-ga1207.4.3.1257.4.3.125-ga1257.4.3.1297.4.3.137.4.3.1327.4.3.147.4.3.157.4.3.167.4.3.177.4.3.187.4.3.197.4.3.207.4.3.20-ga207.4.3.217.4.3.21-ga217.4.3.227.4.3.237.4.3.247.4.3.25	None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	6lj/CVE-2025-3639	2025-09-13

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-3639 is a low vulnerability (CVSS 2.0) in Liferay Dxp, published August 18, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 45th percentile. No source names a fixed version.

References

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This page doesn't list everything

Left out here: 84 versions. The JSON record has them.