PT-2025-39908 · Liferay · Liferay Portal+1

Foobar7 · Published 2025-09-29 · Updated 2025-09-30 · CVE-2025-43820

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Liferay Portal versions 7.4.3.35 through 7.4.3.110 Liferay DXP versions 2023.Q4.0 through 2023.Q4.4 Liferay DXP versions 2023.Q3.1 through 2023.Q3.6 Liferay Portal versions 7.4 update 35 through update 92 Liferay Portal version 7.3 update 25 through update 35

Description The Calendar widget contains multiple cross-site scripting (XSS) issues when inviting users to an event. These issues allow remote attackers to inject arbitrary web script or HTML through crafted payloads. The injection points are the (1) First Name, (2) Middle text, and (3) Last Name text fields.

Recommendations Update Liferay Portal to a version later than 7.4.3.110. Update Liferay DXP to a version later than 2023.Q4.4. Update Liferay DXP to a version later than 2023.Q3.6. Update Liferay Portal to a version later than 7.4 update 92. Update Liferay Portal to a version later than 7.3 update 35.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-43820

GHSA-PF86-4W35-CJ89

Affected Products

Liferay Dxp

Liferay Portal

References · 8

• https://osv.dev/vulnerability/CVE-2025-43820 · Vendor Advisory
• https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43820 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-pf86-4w35-cj89 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-43820 · Security Note
• https://github.com/liferay/liferay-portal · Note
• https://twitter.com/CVEnew/status/1972788810451935393 · Twitter Post
• https://t.me/CVEtracker/33667 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1972797767937298897 · Twitter Post