CVE-2026-69230

EUVD-2026-64158
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, administratively privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s browser. Users working with ArcGIS Enterprise 11.1, 11.3, and 11.5 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 13.96%
Affected Products (NVD)
VendorProductVersion
esriportal_for_arcgis
𝑥
< 11.1
esriportal_for_arcgis
11.1
esriportal_for_arcgis
11.1:security_2024_update1
esriportal_for_arcgis
11.1:security_2024_update2
esriportal_for_arcgis
11.1:security_2025_update1
esriportal_for_arcgis
11.1:security_2025_update2
esriportal_for_arcgis
11.1:security_2025_update3
esriportal_for_arcgis
11.1:security_2026_update2
esriportal_for_arcgis
11.2
esriportal_for_arcgis
11.3
esriportal_for_arcgis
11.3:security_2025_update1
esriportal_for_arcgis
11.3:security_2025_update2
esriportal_for_arcgis
11.3:security_2025_update3
esriportal_for_arcgis
11.3:security_2026_update2
esriportal_for_arcgis
11.4
esriportal_for_arcgis
11.5
esriportal_for_arcgis
11.5:security_2026_update1
esriportal_for_arcgis
11.5:security_2026_update2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/august-2026-arcgis-security-bulletin