CVE-2022-50899

Geonetwork 4.2.0 - XML External Entity (XXE)

Published Jan 13, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Osgeo
Osgeo geonetwork
CPEs cpe:2.3:a:osgeo:geonetwork:*:*:*:*:*:*:*:*
Vendors & Products Osgeo
Osgeo geonetwork
Type Values Removed Values Added
Metrics ssvc

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

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
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 14, 2026, 2:07 AM
Reserved
Jan 10, 2026, 3:05 PM
Status
Analyzed
Published
Jan 13, 2026, 11:15 PM
Modified
Jun 17, 2026, 5:24 AM