CVE-2022-50899
Geonetwork 4.2.0 - XML External Entity (XXE)
- State
- Published
- Severity
- 8.7 High
- Published
- Jan 13, 2026
- Updated
- May 14, 2026
- Reserved
- Jan 10, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | 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 | VulnCheck |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-611 Improper Restriction of XML External Entity Reference
Affected Products
| Product | Versions |
|---|---|
GeoNetworkGeoNetwork |
|
References
- ExploitDB-50982exploit
- GeoNetwork Official Homepageproduct
- VulnCheck Advisory: Geonetwork 4.2.0 - XML External Entity (XXE)third-party-advisory
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