What’s Vulnerable › Vulnerabilities
CVE-2025-43818
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-09-29 · updated 2026-10-18
- Weakness: CWE-79
Description
Cross-site scripting (XSS) vulnerability in the Calendar widget 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 36 allows remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a Calendar's “Name” text field
Affected products
- Liferay Digital Experience Platform: from 2023.Q3.1 before 2023.Q3.7; from 2023.Q4.0 before 2023.Q4.5; 7.3-update25, 7.3-update26, 7.3-update27, 7.3-update28, 7.3-update29, 7.3-update30 (+64) — fixed in 2023.Q3.7, 2023.Q4.5
- Liferay Portal: from 7.4.3.35 before 7.4.3.111 — fixed in 7.4.3.111
How to fix
Upgrade to a fixed version: Liferay Digital Experience Platform 2023.Q3.7, 2023.Q4.5; Liferay Portal 7.4.3.111. Check the vendor advisory for mitigations.
References
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