CVE-2026-69236CWE-79cross-site-scripting

CVE-2026-69236

Medium · published August 22, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
21.7
In the wild
Unconfirmed
What it is

There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 12.1 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browser. Users working with ArcGIS Enterprise 11.1, 11.3, 11.5, 12.0 or 12.1 are encouraged to patch. All users are advised to upgrade to the latest long-term support release and apply the patch.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00302 · 21.7th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-22T01:17Z
Affected products (23)
ProductVersionsFixed in
esri/portal_for_arcgis< 11.111.1
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References (1)
https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/august-2026-arcgis-security-bulletin · [email protected]
EPSS history
Timeline
  • 21 AUG 20:53Z
    stored cross site scripting issue in Esri Portal for ArcGIS
    cvelistv5