๐Ÿ” CVE Alert

CVE-2026-9181

CRITICAL 9.8

Directory Traversal in ArcGIS Server

CVSS Score
9.8
EPSS Score
0.7%
EPSS Percentile
50th

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.

CWE CWE-22
Vendor esri
Product arcgis server
Published Jul 6, 2026
Last Updated Jul 8, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Esri / ArcGIS Server
0 โ‰ค 12.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
esri.com: https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/may-2026-arcgis-security-bulletin