CVE-2025-43766

Liferay Portal allows unrestricted upload of file in the style books component

6.8 MediumFix available

The Liferay Portal 7.4.0 through 7.3.3.131, and Liferay DXP 2024.Q4.0, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.12 and 7.4 GA through update 92 allows the upload of unrestricted files in the style books component that are processed within the environment enabling arbitrary code execution by attackers.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: Active

What an attacker can affect

Confidentiality: Low
Integrity: High
Availability: Low

Exploit likelihood

0.44%Up 0.4 points since Aug 23, 2025

What each source reports

CVE List Score used 6.8

Record: CVE-2025-43766
CVSS 4.0: 6.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness: CWE-434
Updated: 2026-11-02

EUVDEUVD-2025-25729 6.8

Record: EUVD-2025-25729
CVSS 4.0: 6.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-mf9q-87xx-jgvv 6.8

Liferay Portal allows unrestricted upload of file in the style books component

Record: GHSA-mf9q-87xx-jgvv
CVSS 4.0: 6.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness: CWE-434
Updated: 2026-11-02

NVD 6.8

Record: CVE-2025-43766
CVSS 4.0: 6.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/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
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

OSV 9.8

Record: CVE-2025-43766
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-mf9q-87xx-jgvv 6.8

Liferay Portal allows unrestricted upload of file in the style books component

Record: GHSA-mf9q-87xx-jgvv
CVSS 4.0: 6.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness: CWE-434
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`com.liferay:com.liferay.style.book.web` Maven	before 2.0.117	2.0.117
`com.liferay:com.liferay.style.book.web` Maven	before 2.0.117, plus listed versions 1.0.01.0.11.0.101.0.111.0.12 Show 45 moreShow less 1.0.131.0.141.0.151.0.161.0.171.0.181.0.191.0.21.0.201.0.211.0.221.0.231.0.241.0.251.0.261.0.271.0.281.0.291.0.31.0.301.0.311.0.321.0.331.0.341.0.351.0.361.0.371.0.381.0.391.0.41.0.401.0.411.0.421.0.431.0.441.0.451.0.461.0.471.0.481.0.491.0.51.0.501.0.511.0.61.0.7	2.0.117

History

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

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

In short

CVE-2025-43766 is a medium vulnerability (CVSS 6.8) in Liferay Dxp, published August 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in com.liferay:com.liferay.style.book.web 2.0.117.

References

This page doesn't list everything

Left out here: 119 versions. The JSON record has them.