{"id":"CVE-2026-69226","title":"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)","summary":"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…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-863"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T20:17:32.527","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-69226","references":[{"url":"https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin","label":"psirt@esri.com"}],"tags":["nvd"],"ingestedAt":"2026-10-13T17:38:53.198Z","slug":"CVE-2026-69226","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}