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.
https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/may-2026-arcgis-security-bulletin
Source: Mitre, NVD
Published: 2026-07-06
Updated: 2026-07-06
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N