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    CVE-2025-21621

    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.

    Published:Nov 25, 2025
    Last Modified:Dec 3, 2025
    EPS:Nov 25, 2025
    EPSS Score:0.00042
    CVSS Score:6.1

    Affected Products

    Vendor
    Geoserver
    Product
    Geoserver

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2025-27511 (CVSS 7.2) — GeoServer is an open source server that allows users to share and edit geospatial data. Prior to version 2.27.…
    CVE-2025-58360 (CVSS 8.2) — GeoServer is an open source server that allows users to share and edit geospatial data. From version 2.26.0 to…
    CVE-2025-30220 (CVSS 9.9) — GeoServer is an open source server that allows users to share and edit geospatial data. GeoTools Schema class …
    CVE-2025-30145 (CVSS 7.5) — GeoServer is an open source server that allows users to share and edit geospatial data. Malicious Jiffle scrip…
    CVE-2025-27505 (CVSS 5.3) — GeoServer is an open source server that allows users to share and edit geospatial data. It is possible to bypa…
    CVE-2024-40625 (CVSS 5.5) — GeoServer is an open source server that allows users to share and edit geospatial data. The Coverage rest api …
    CVE-2024-34711 (CVSS 9.3) — GeoServer is an open source server that allows users to share and edit geospatial data. An improper URI valida…
    CVE-2024-29198 (CVSS 7.5) — GeoServer is an open source software server written in Java that allows users to share and edit geospatial dat…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High