CVE-2025-43820
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-29

Last updated on: 2025-12-11

Assigner: Liferay Inc.

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.
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Meta Information
Published
2025-09-29
Last Modified
2025-12-11
Generated
2026-06-16
AI Q&A
2025-09-30
EPSS Evaluated
2026-06-15
NVD
CVE-2025-43820
EUVD
EUVD-2025-31649
Affected Vendors & Products
Showing 73 associated CPEs
Vendor Product Version / Range
liferay digital_experience_platform From 2023.Q3.1 (inc) to 2023.Q3.7 (exc)
liferay digital_experience_platform From 2023.Q4.0 (inc) to 2023.Q4.5 (exc)
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.3
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
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liferay digital_experience_platform 7.4
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liferay digital_experience_platform 7.4
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liferay digital_experience_platform 7.4
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liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
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liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay digital_experience_platform 7.4
liferay liferay_portal From 7.4.3.35 (inc) to 7.4.3.111 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability involves multiple cross-site scripting (XSS) issues in the Calendar widget of Liferay Portal and Liferay DXP versions specified. Remote attackers can inject arbitrary web scripts or HTML by crafting payloads that exploit the First Name, Middle text, or Last Name fields when inviting users to an event. This allows malicious scripts to run in the context of the affected application.

Impact Analysis

The vulnerability can allow remote attackers to execute arbitrary scripts in the context of the affected application, potentially leading to unauthorized actions, data theft, session hijacking, or defacement. This can compromise user data and the integrity of the application.

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