CVE-2022-50899

Geonetwork 3.10 through 4.2.0 contains an XML external entity vulnerability in PDF rendering that allows attackers to retrieve arbitrary files from the server. Attackers can exploit the insecure XML parser by crafting a malicious XML document with external entity references to read system files through the baseURL parameter in PDF creation requests.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://geonetwork-opensource.org/	Product
https://www.exploit-db.com/exploits/50982	Exploit VDB Entry
https://www.vulncheck.com/advisories/geonetwork-xml-external-entity-xxe	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:osgeo:geonetwork:*:*:*:*:*:*:*:*

History

17 Jun 2026, 05:24

Type	Values Removed	Values Added
Summary		(es) Geonetwork 3.10 hasta 4.2.0 contiene una vulnerabilidad de entidad externa XML en la renderización de PDF que permite a los atacantes recuperar archivos arbitrarios del servidor. Los atacantes pueden explotar el analizador XML inseguro creando un documento XML malicioso con referencias a entidades externas para leer archivos del sistema a través del parámetro baseURL en las solicitudes de creación de PDF.

27 Feb 2026, 19:48

Type	Values Removed	Values Added
CPE		cpe:2.3:a:osgeo:geonetwork::::::::
References	~~() https://geonetwork-opensource.org/ -~~	() https://geonetwork-opensource.org/ - Product
References	~~() https://www.exploit-db.com/exploits/50982 -~~	() https://www.exploit-db.com/exploits/50982 - Exploit, VDB Entry
References	~~() https://www.vulncheck.com/advisories/geonetwork-xml-external-entity-xxe -~~	() https://www.vulncheck.com/advisories/geonetwork-xml-external-entity-xxe - Third Party Advisory
First Time		Osgeo geonetwork Osgeo

13 Jan 2026, 23:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-13 23:15

Updated : 2026-06-17 05:24

NVD link : CVE-2022-50899

Mitre link : CVE-2022-50899

CVE.ORG link : CVE-2022-50899

JSON object : View

Products Affected

osgeo

geonetwork

CWE

CWE-611

Improper Restriction of XML External Entity Reference

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