EsriCVE-2026-9182
Esri ArcGIS Server: arbitrary file upload
Critical9.8CVE-2026-9182 · Published Jul 6, 2026 · updated Jul 8, 2026
Esri ArcGIS Server contains an unrestricted file upload vulnerability. An unauthenticated attacker could exploit this issue by uploading a crafted file to the affected endpoint. Successful exploitation could allow arbitrary file upload, potentially allowing for other attacks. 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 versions
| Package | Affected | Fixed in |
|---|---|---|
| ArcGIS Server Product | <= 12.0 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-434
More Esri advisories
All Esri| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 21 | Esri Portal for ArcGIS: cross-site scripting | Medium5.5 | No fix yet |
| Aug 21 | Esri Portal for ArcGIS: cross-site scripting | Medium5.5 | No fix yet |
| Aug 21 | Esri Portal for ArcGIS: cross-site scripting | Medium5.5 | No fix yet |
| Jul 7 | Esri Portal for ArcGIS: weak password recovery | High8.1 | 12.1 |
| Jul 7 | Esri Portal for ArcGIS: missing authentication | Critical9.8 | 12.1 |
| Jul 6 | Esri ArcGIS Server: path traversal | Critical9.8 | No fix yet |