{"id":"CVE-2025-21621","published":"2025-11-25T21:52:11Z","modified":"2025-11-26T16:03:05Z","title":"GeoServer Reflected Cross-Site Scripting (XSS) vulnerability in WMS GetFeatureInfo HTML format","vendor":"geoserver","product":"geoserver","tier":"tail","description":{"text":"GeoServer is an open source server that allows users to share and edit geospatial data. Prior to version 2.25.0, a reflected cross-site scripting (XSS) vulnerability exists in the WMS GetFeatureInfo HTML output format that enables a remote attacker to execute arbitrary JavaScript code in a victim's browser through specially crafted SLD_BODY parameters. This issue has been patched in version 2.25.0.","provenance":"source","from":"CVE.org"},"cvss":{"score":6.1,"severity":"MEDIUM","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00317,"percentile":0.24556,"provenance":"source"},"cwes":[{"id":"CWE-79","name":"Improper Neutralization of Input During Web Page Generation"}],"references":[{"url":"https://github.com/geoserver/geoserver/security/advisories/GHSA-w66h-j855-qr72","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/geoserver/geoserver/pull/7406","tags":["x_refsource_MISC"]},{"url":"https://github.com/geoserver/geoserver/commit/dc9ff1c726dd73c884437a123b4ad72b19383c7d","tags":["x_refsource_MISC"]},{"url":"https://osgeo-org.atlassian.net/browse/GEOS-11297","tags":["x_refsource_MISC"]}],"priority":{"score":9.2,"factors":[{"name":"EPSS percentile","points":4.91},{"name":"CVSS severity","points":4.27}]},"vendorSlug":"geoserver","affectedVersions":[{"vendor":"geoserver","product":"geoserver","versions":["< 2.25.0"]}],"affected":[{"ecosystem":"Maven","package":"org.geoserver.web:gs-web-app","vulnerableRanges":["<2.25.0"],"patched":["2.25.0"],"from":["GHSA-w66h-j855-qr72"],"provenance":"source"},{"ecosystem":"Maven","package":"org.geoserver:gs-wms","vulnerableRanges":["<2.25.0"],"patched":["2.25.0"],"from":["GHSA-w66h-j855-qr72"],"provenance":"source"}],"euvd":{"id":"EUVD-2025-199607","exploited":false,"provenance":"source"},"lineage":{"packageHistory":[{"cve":"CVE-2023-41339","published":"2023-10-24","fixed":"2.23.2","kev":false},{"cve":"CVE-2024-23642","published":"2024-03-20","fixed":"2.24.1","kev":false},{"cve":"CVE-2024-23818","published":"2024-03-20","fixed":"2.24.1","kev":false},{"cve":"CVE-2025-21621","published":"2025-11-25","fixed":"2.25.0","kev":false},{"cve":"CVE-2024-36401","published":"2024-07-01","fixed":"2.25.2","kev":true,"link":{"from":"CVE-2024-36401","to":"CVE-2025-21621","relation":"successor","confidence":"low","kind":"sequence","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.geoserver:gs-wms","fromFixed":"2.24.4","toFixed":"2.25.0","daysApart":512},{"kind":"version-step","provenance":"source","package":"Maven:org.geoserver.web:gs-web-app","fromFixed":"2.24.4","toFixed":"2.25.0","daysApart":512}]}},{"cve":"CVE-2025-58360","published":"2025-11-25","fixed":"2.26.2","kev":true},{"cve":"CVE-2025-30145","published":"2025-06-10","fixed":"2.26.3","kev":false}],"package":"Maven:org.geoserver:gs-wms"}}