Deserialization in Geoserver Org.geoserver.extension:gs-db2
CVE-2025-27511
GeoServer is an open source server that allows users to share and edit geospatial data. Prior to version 2.27.0 of the GeoServer DB2 DataStore Extension, an administrator can perform a JNDI attack through specially crafted DB2 jdbc url lea…
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Geoserver Org.geoserver.extension:gs-db2 — versions < 2.27.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-27511?
- CVE-2025-27511 is a high-severity vulnerability in Geoserver Org.geoserver.extension:gs-db2, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.2/10. Published 2026-06-18.
- How severe is CVE-2025-27511?
- High severity. CVSS v3 base score is 7.2 out of 10.