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Vulnerability record · CVE-2022-50899 · published 13 January 2026

CVE-2022-50899: Osgeo geonetwork xml external entity (xxe) vulnerability

Osgeo · Geonetwork

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.

8.7 CVSS 4.0 High EPSS 0.54% · top 56.9% CWE-611 · XML external entity (XXE)
8.7CVSS 4.0 base score
0.54%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 1 tagged exploit
17 Jun 2026Last modified by NVD

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2025-30220Geotools xml external entity (xxe) vulnerabilityGeoServer is an open source server that allows users to share and edit geospatial data. GeoTools Schema class use of Eclipse XSD library to represent…EPSS 42%7.2CVE-2021-28398Osgeo geonetwork os command injection vulnerabilityA privileged attacker in GeoNetwork before 3.12.0 and 4.x before 4.0.4 can use the directory harvester before-script to execute arbitrary OS commands…EPSS 1.4%5.3CVE-2024-32037Osgeo geonetwork information exposure vulnerabilityGeoNetwork is a catalog application to manage spatially referenced resources. In versions prior to 4.2.10 and 4.4.5, the search end-point response he…EPSS 0.38%9.8CVE-2025-58360GeoServer WMS GetMap XXE allows unauthenticated file read and SSRFGeoServer versions 2.26.0 through 2.26.2 and before 2.25.6 accept XML input at the /geoserver/wms GetMap endpoint without sufficiently restricting ex…KEVEPSS 61%analysed9.8CVE-2025-2776SysAid On-Prem unauthenticated XXE in Server URL processingSysAid On-Prem versions up to 23.3.40 process the Server URL without restricting XML external entities, so an unauthenticated attacker can supply cra…KEVEPSS 64%analysed7.5CVE-2025-2775SysAid On-Prem unauthenticated XXE in Checkin processingSysAid On-Prem versions up to 23.3.40 process Checkin XML without restricting external entities, so an unauthenticated attacker can supply a crafted …KEVEPSS 43%analysed7.5CVE-2023-45727Proself XXE flaw allows unauthenticated file readProself Enterprise/Standard, Gateway, and Mail Sanitize editions fail to restrict XML external entities when parsing malformed XML requests. A remote…KEVEPSS 3.5%analysed9.8CVE-2024-34102Adobe Commerce and Magento XXE flaw allows unauthenticated code executionAdobe Commerce and Magento Open Source are affected by an improper restriction of XML external entity reference (XXE) vulnerability. A crafted XML do…KEVEPSS 100%analysed

Source: NIST National Vulnerability Database (record CVE-2022-50899), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.