How severe is CVE-2023-43795?

CVE-2023-43795 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2023-43795 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 68% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-43795?

CVE-2023-43795 affects Osgeo Geoserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-43795?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-43795 published?

CVE-2023-43795 was published on 2023-10-25 and last updated on 2026-06-17.

CVE-2023-43795

CVE-2023-43795 is a high-severity vulnerability in Osgeo Geoserver with a CVSS 3.x base score of 8.6. Its EPSS exploit-prediction score of 68% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 68% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Osgeo Geoserver
Published: 2023-10-25
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-43795?: 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.
How severe is CVE-2023-43795?: CVE-2023-43795 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2023-43795 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 68% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-43795?: CVE-2023-43795 affects Osgeo Geoserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-43795?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-43795 published?: CVE-2023-43795 was published on 2023-10-25 and last updated on 2026-06-17.

References

https://github.com/geoserver/geoserver/security/advisories/GHSA-5pr3-m5hm-9956

Affected products (1)

cpe:2.3:a:osgeo:geoserver:*:*:*:*:*:*:*:*

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