Vulnerability · Published Jul 6, 2026 · Assigned by Esri
CVE-2026-9181Directory Traversal in ArcGIS Server
Critical 9.8
In plain English
A critical-severity path traversal in ArcGIS Server from Esri. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Esri | ArcGIS Server | 0 – through 12.0 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H