Description
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.
References (1)
Core 1
Scores
CVSS v3
5.3
EPSS
0.0008
EPSS Percentile
23.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-287
Status
published
Products (2)
Esri/ArcGIS Server
11.1 - 12.0
esri/arcgis_server
11.1 - 12.0
Published
May 20, 2026
Tracked Since
May 21, 2026