Medium severity · published Oct 13, 2026
CVE-2026-69226
Portal for ArcGIS has a security vulnerability
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
A flaw in Portal for ArcGIS allows unauthenticated users to create new accounts through the sharing endpoint even when self-service account registration is disabled (disableSignup=true). An attacker can bypass the intended restriction by manipulating the signup workflow, resulting in unauthorized account creation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PF
Portal for ArcGIS · Esri
through 12.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-69226
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-69226
www.esri.com
https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin
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