Disclosure summary
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.
CISA remediation guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Original records & references
PUBLISHED 2025-12-11T00:00:00-05:00
MODIFIED 2025-12-11T00:00:00-05:00
INGESTED 2026-10-06T11:42:57-04:00