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CVE-2023-42498

Reflected cross-site scripting (XSS) vulnerability in the Language Override edit screen in Liferay Portal 7.4.3.8 through 7.4.3.97, and…

Critical9.6EPSS 0.61%
Published
Updated
Reserved
Assigned by
Liferay

Description

Reflected cross-site scripting (XSS) vulnerability in the Language Override edit screen in Liferay Portal 7.4.3.8 through 7.4.3.97, and Liferay DXP 2023.Q3 before patch 5, and 7.4 update 4 through 92 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_portal_language_override_web_internal_portlet_PLOPortlet_key parameter.

Timeline

  1. ID reserved

    By Liferay

  2. · 5 months later

    Published

  3. · 5 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-42498, by who scored it
Scored byCVSSScoreVector
LiferayCNA (assigner)3.1Critical9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVDNVD · Analyzed3.1Medium6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS (exploitation in 30 days)
0.61% · top 50% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.6.

Weakness

Affected products

  • Liferay · Portal

    • affected 7.4.3.8 – ≤ 7.4.3.97

  • Liferay · DXP

    • affected 2023.q3.1 – ≤ 2023.q3.4
    • affected 7.4.13.u4 – ≤ 7.4.13.u92

Affected packages

From reviewed advisories of the GitHub Advisory Database.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .