Vulnerability Intelligence Report
Geonetwork 4.2.0 - XML External Entity (XXE)
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.
No Active Exploit Signals
CVSS Base Score
8.7
HIGH
EPSS Probability:0.46%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-611 ↗Improper Restriction of XML External Entity Reference
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| GeoNetwork | GeoNetwork | 3.10 <= 4.2.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.463%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | VulnCheck · Bug Bounty Provider · USA |
| Reserved | 2026-01-10T15:05:18 |
| Published | 2026-01-13T22:51:45 |
| Patch Date | 2022-07-29 |
| Last Updated | 2026-05-14T02:07:00 |
Community Chatter & Buzz