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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00035.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Geonetwork Subscribe
Opensource Subscribe
Geonetwork-opensource Subscribe
Geonetwork Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Geonetwork Subscribe
Opensource Subscribe
Geonetwork-opensource Subscribe
Geonetwork Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://geonetwork-opensource.org/ cve-icon cve-icon
https://www.exploit-db.com/exploits/50982 cve-icon cve-icon
https://www.vulncheck.com/advisories/geonetwork-xml-external-entity-xxe cve-icon cve-icon
History

Wed, 14 Jan 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 14 Jan 2026 11:15:00 +0000

Type Values Removed Values Added
First Time appeared Geonetwork
Geonetwork opensource
Geonetwork-opensource
Geonetwork-opensource geonetwork
Vendors & Products Geonetwork
Geonetwork opensource
Geonetwork-opensource
Geonetwork-opensource geonetwork

Tue, 13 Jan 2026 23:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Geonetwork 4.2.0 - XML External Entity (XXE)
Weaknesses CWE-611
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-14T19:20:51.974Z

Reserved: 2026-01-10T15:05:18.988Z

Link: CVE-2022-50899

cve-icon Vulnrichment

Updated: 2026-01-14T15:52:31.779Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-13T23:15:52.007

Modified: 2026-01-14T16:25:12.057

Link: CVE-2022-50899

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-14T11:08:39Z

Weaknesses