# OSGeo GeoServer: GeoServer Improper Restriction of XML External Entity Reference Vulnerability · pwn.watch

> OSGeo GeoServer contains an improper restriction of XML external entity reference vulnerability that occurs when the application accepts XML input through a specific endpoint /geoserver/wms operation GetMap and could allow an attacker to define external entities within the XML request. Added to CISA KEV on 2025-12-11.

Page: https://pwn.watch/i/osgeo-geoserver-cve-2025-58360 · generated 2026-10-23T00:16:28.879Z

## Status
- Severity: high · status: closed · patch: patched
- Product: OSGeo GeoServer
- Started: 2025-12-11 · closed: 2025-12-11
- CVEs: CVE-2025-58360
- Affected: See vendor advisory / CISA notes (versions not always listed in KEV feed)
- Fixed in: See vendor advisory linked in sources

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/osgeo-geoserver-cve-2025-58360/feed.xml
- JSON Feed: https://pwn.watch/i/osgeo-geoserver-cve-2025-58360/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/osgeo-geoserver-cve-2025-58360.json
- This file: https://pwn.watch/i/osgeo-geoserver-cve-2025-58360/llms.txt

## Updates (newest first)
- 2025-12-11: CISA added CVE-2025-58360 to the KEV catalog (due 2026-01-01).

## Fix brief
# Security brief: OSGeo GeoServer: GeoServer Improper Restriction of XML External Entity Reference Vulnerability

Source: https://pwn.watch/i/osgeo-geoserver-cve-2025-58360 · status: closed (closed Dec 11, 2025) · severity: high · updated Dec 11, 2025

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
OSGeo GeoServer contains an improper restriction of XML external entity reference vulnerability that occurs when the application accepts XML input through a specific endpoint /geoserver/wms operation GetMap and could allow an attacker to define external entities within the XML request. Added to CISA KEV on 2025-12-11.

Severity detail: CVSS 8.2 (CNA, v3.1); actively exploited (CISA KEV)

- Product: OSGeo GeoServer
- CVE / advisory ids: CVE-2025-58360

## Affected versions
- See vendor advisory / CISA notes (versions not always listed in KEV feed)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- See vendor advisory linked in sources

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Latest updates
- Dec 11, 2025: CISA added CVE-2025-58360 to the KEV catalog (due 2026-01-01).

## Advisories
- [OSGeo advisory: OSGeo GeoServer](https://github.com/geoserver/geoserver/security/advisories/GHSA-fjf5-xgmq-5525) (OSGeo)
- [OSGeo advisory: OSGeo GeoServer](https://osgeo-org.atlassian.net/browse/GEOS-11922) (OSGeo)
- [NVD: CVE-2025-58360](https://nvd.nist.gov/vuln/detail/CVE-2025-58360) (NVD)
- [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA)

## Caveats
Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

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Machine-readable: https://pwn.watch/i/osgeo-geoserver-cve-2025-58360.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.