{
"id": "GHSA-g628-r368-6vh7",
"aliases": [
"CVE-2025-27511"
],
"details": "## Summary\n\nAdministrator can perform JNDI attack through specially crafted DB2 jdbc url leading to Remote Code Execution (RCE).\n\n## Impact\n\nIf GeoServer has DB2 extension installed, this vulnerability can lead to executing arbitrary code.\n\n## Details\n\nAuthenticated users can access Vector Data Sources page to creating a new data store through db2 jdbc connection, performing JNDI attack due to unrestricted connection parameters, and then achieve RCE with deserialization of untrusted data.\n\n### Remediation\n\nThis issue has been fixed in this release: https://github.com/geoserver/geoserver/releases/tag/2.27.0.\n\n## References\n\n* https://osgeo-org.atlassian.net/browse/GEOT-7725\n* https://nvd.nist.gov/vuln/detail/cve-2023-27867",
"summary": "GeoServer DB2 DataStore Extension has a JNDI Vulnerability via Store Connection",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.27.0"
}
]
}
],
"package": {
"name": "org.geoserver.extension:gs-db2",
"ecosystem": "Maven"
}
}
],
"modified": "2026-07-15T21:49:53Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
}
],
"published": "2026-06-11T20:34:00Z",
"references": [
{
"url": "https://github.com/geoserver/geoserver/security/advisories/GHSA-g628-r368-6vh7",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-27511",
"type": "ADVISORY"
},
{
"url": "https://github.com/geoserver/geoserver",
"type": "PACKAGE"
},
{
"url": "https://github.com/geoserver/geoserver/releases/tag/2.27.0",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/cve-2023-27867",
"type": "ADVISORY"
},
{
"url": "https://osgeo-org.atlassian.net/browse/GEOT-7725",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-502",
"CWE-74"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2026-06-18T16:16:50Z",
"github_reviewed_at": "2026-06-11T20:34:00Z"
}
}