CVE-2025-27511 - CVE House

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Status published High CVE-2025-27511

GeoServer DB2 DataStore Extension has a JNDI Vulnerability via Store Connection

7.2 CVSS

Vulnerability Description

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 leading to to Remote Code Execution (RCE). Version 2.27.0 fixes the issue.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from geoserver

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GeoServer is vulnerable to an Unauthenticated XML External Entities (XXE) attack via WMS GetMap feature

GeoServer has a Server-Side Request Forgery (SSRF) Vulnerability in its XML Entity Resolution

GeoServer has an arbitrary file write vulnerability in its Master Password Dump Page

GeoTools, GeoServer, and GeoNetwork XML External Entity (XXE) Processing Vulnerability in XSD schema handling

GeoServer has an Infinite Loop Vulnerability in Jiffle process

Affected Vendor

geoserver

View all reports →

Affected Software

org.geoserver.extension:gs-db2

Vulnerable Versions:

< 2.27.0

Timeline

Official Publish: June 18th, 2026

Last Modified: June 24th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1505.003 Web Shell

T1105 Ingress Tool Transfer

Command and Control

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1562 Impair Defenses

Defense Evasion

T1213 Data from Information Repositories