ACTIVELY EXPLOITED

CVE-2025-58360: OSGeo GeoServer Improper Restriction of XML External Entity Reference Vulnerability

Facts
VendorOSGeo
ProductGeoServer
Actively exploitedYes
Added to CISA KEV11 Dec 2025
CISA federal deadline1 Jan 2026
Weakness (CWE)CWE-611

Required action (CISA's text)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description (NVD)

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.

SOURCES

Other OSGeo flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.