CVE-2025-43820
Medium
Description
Multiple cross-site scripting (XSS) vulnerabilities in the Calendar widget when inviting users to a event in Liferay Portal 7.4.3.35 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.6, 7.4 update 35 through update 92, and 7.3 update 25 through update 35 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle text, or (3) Last Name text fields.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Liferay Portal
PublishedSep 29, 2025
First seenSep 29, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- liferay liferay_portal7.4.3.111 or later
- liferay digital_experience_platform2023.Q3.7, 2023.Q4.5 or later
- com.liferay.portal:release.portal.bom7.4.3.111-ga111 or later
- com.liferay:com.liferay.calendar.web5.0.88 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| liferay liferay_portal | 7.4.3.35 ≤ v < 7.4.3.111 | 7.4.3.111 |
| liferay digital_experience_platform | 2023.Q3.1 ≤ v < 2023.Q3.7, 2023.Q4.0 ≤ v < 2023.Q4.5, 7.3, 7.4 | 2023.Q3.7, 2023.Q4.5 |
| com.liferay.portal:release.portal.bomMaven | 7.4.3.35-ga35 ≤ v < 7.4.3.111-ga111 | 7.4.3.111-ga111 |
| com.liferay:com.liferay.calendar.webMaven | 5.0.45 ≤ v < 5.0.88 | 5.0.88 |
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