CVE-2026-2812
Medium · 5.3CVSS
5.3
EPSS
0.4%
Published
May 20, 2026
CISA due date
—
The record
ArcGIS Server contains an improper authentication vulnerability in an undocumented administrative endpoint. An unauthenticated attacker could exploit this issue by sending a crafted request to the endpoint. Successful exploitation may result in disruption of the web-based browsing interface. This issue affects ArcGIS Server 12.0 and earlier.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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