CVE-2022-50899

8.7 highEPSS 0.6%

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.

Severity

CVSS 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

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-611
Published: 2026-01-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

osgeo:geonetwork

References

https://geonetwork-opensource.org/
https://www.exploit-db.com/exploits/50982
https://www.vulncheck.com/advisories/geonetwork-xml-external-entity-xxe

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