CVE-2026-69226CWE-863broken-access-control

CVE-2026-69226

Medium · published October 13, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
7.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00179 · 7.1th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-10-13T21:17Z
References (1)
https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin · [email protected]
EPSS history
Timeline
  • 15 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 13 OCT 16:06Z
    Portal for ArcGIS has a security vulnerability
    cvelistv5
  • 13 OCT 16:06Z
    Portal for ArcGIS has a security vulnerability
    cvelistv5