ClosedPatched

OSGeo GeoServer: GeoServer Improper Restriction of XML External Entity Reference Vulnerability

OSGeo GeoServer

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.

Why this severity: CVSS 8.2 (CNA, v3.1); actively exploited (CISA KEV)

Started: Dec 11, 2025
Closed: Dec 11, 2025
CVE: CVE-2025-58360

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Updated Dec 11, 2025

Affected

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

Fixed in

See vendor advisory linked in sources

Timeline1

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

Advisories4

Notes & 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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