Home/CVE/GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. The OGC
CVE

CVE-2023-43795

GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. The OGC

GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. The OGC Web Processing Service (WPS) specification is designed to process information from any server using GET and POST requests. This presents the opportunity for Server Side Request Forgery.

This vulnerability has been patched in version 2.22.5 and 2.23.2.

HIGH · CVSS 8.6 EPSS 0.89488
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  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-918Server-Side Request Forgery (SSRF)
CWE-918Server-Side Request Forgery (SSRF)
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Affected Products & Versions

2
osgeo geoserver< 2.22.5
osgeo geoserver>= 2.23.0 and < 2.23.2
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Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.geoserver.extension:gs-wps-core HIGH fixed in 2.22.5
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Public Exploits & PoCs

1
nucleiGeoServer WPS - Server Side Request Forgerycritical
▣

Scoring & Timeline

8.6
HIGH · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Oct 2023 · 06:17 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/geoserver/geoserver/security/advisories/GHSA-5pr3-m5hm-9956MitigationVendor Advisory
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