XSS in Geoserver

CVE-2024-23821

GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.23.4 and 2.24.1 that enables an authenticated…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (64.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-23821?
CVE-2024-23821 is a medium-severity vulnerability in Geoserver, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2024-03-20.
How severe is CVE-2024-23821?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2024-23821 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.