Vulnerability Details CVE-2026-9181
Esri ArcGIS Server contains a directory traversal vulnerability. ArcGIS Enterprise on Kubernetes is not impacted. An unauthenticated attacker could exploit this issue by sending crafted path parameters. Successful exploitation could allow overwriting sensitive files on the system. Abuse of this issue can allow full administrative access to ArcGIS Server, with high impact to confidentiality, integrity, and availability. This issue impacts all versions of ArcGIS Server on Windows and Linux 12.0 and prior. This issue does not impact ArcGIS Enterprise for Kubernetes.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 49.7%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-9181
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cpe:2.3:a:esri:arcgis_server:-
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cpe:2.3:a:esri:arcgis_server:10.1
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cpe:2.3:a:esri:arcgis_server:10.1.1
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cpe:2.3:a:esri:arcgis_server:10.2
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cpe:2.3:a:esri:arcgis_server:10.2.2
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cpe:2.3:a:esri:arcgis_server:10.3
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cpe:2.3:a:esri:arcgis_server:10.4
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cpe:2.3:a:esri:arcgis_server:10.4.1
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cpe:2.3:a:esri:arcgis_server:10.5
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cpe:2.3:a:esri:arcgis_server:10.6
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cpe:2.3:a:esri:arcgis_server:10.6.1
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cpe:2.3:a:esri:arcgis_server:10.7
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cpe:2.3:a:esri:arcgis_server:10.7.1
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cpe:2.3:a:esri:arcgis_server:10.8
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cpe:2.3:a:esri:arcgis_server:10.8.1
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cpe:2.3:a:esri:arcgis_server:10.9.0
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cpe:2.3:a:esri:arcgis_server:10.9.1
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cpe:2.3:a:esri:arcgis_server:11.0
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cpe:2.3:a:esri:arcgis_server:11.1
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cpe:2.3:a:esri:arcgis_server:11.2
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cpe:2.3:a:esri:arcgis_server:11.3
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cpe:2.3:a:esri:arcgis_server:11.4
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cpe:2.3:a:esri:arcgis_server:11.5
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cpe:2.3:o:linux:linux_kernel:-
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cpe:2.3:o:microsoft:windows:-