XSS in Liferay Digital Experience Platform

CVE-2024-26266

Multiple stored cross-site scripting (XSS) vulnerabilities in Liferay Portal 7.2.0 through 7.4.3.13, and older unsupported versions, and Liferay DXP 7.4 before update 10, 7.3 before update 4, 7.2 before fix pack 17, and older unsupported versions allow remote authenticated users to inject arbitrary web script or HTML via a crafted payload injected into the first/middle/last name text field of the user who creates an entry in the (1) Announcement widget, or (2) Alerts widget.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (44.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-26266?
CVE-2024-26266 is a critical-severity vulnerability in Liferay Digital Experience Platform, classified under Cross-site Scripting. CVSS score: 9.0/10. Published 2024-02-21.
How severe is CVE-2024-26266?
Critical severity. CVSS v3 base score is 9.0 out of 10.
Is CVE-2024-26266 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.