Liferay Portal vulnerable to cross-site scripting in the Calendar widget
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 software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | com.liferay:com.liferay.calendar.web | >= 5.0.45, < 5.0.87 | 5.0.87 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-43818
- https://github.com/liferay/liferay-portal/commit/ed066f19934a721a7f9b567db097e04cf4adbdae
- https://github.com/liferay/liferay-portal/commit/ff1d01a6bd2898e827b1efdf723ef24f7f2bb1bf
- https://github.com/liferay/liferay-portal
- https://liferay.atlassian.net/browse/LPE-17911
- https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43818
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N- Weakness (CWE)
CWE-79- Platform
- Java / Kotlin (Maven)
- Package
com.liferay:com.liferay.calendar.web- Disclosed
- 30.09.2025
- Updated
- 11.10.2026 12:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-gj92-p9mh-83j8 - CC BY 4.0
Vulnerability history: com.liferay:com.liferay.calendar.web
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 09.2025 10.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 3
Disclosures per year
- 2025: 3
- 2026: 0
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Liferay Portal vulnerable to cross-site scripting in the Calendar widget this entry
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