CVE-2026-69227Critical· 9.8▾ MidnightA flaw in Portal for ArcGIS allows unauthenticated access to certain Portal Administrator API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 53.9 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 14.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.3%
Last analysed / modified upstream
A flaw in Portal for ArcGIS allows unauthenticated access to
certain Portal Administrator API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-69226Medium· 6.5A 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)
CVE-2026-10759Medium· 5.5A flaw in Portal for ArcGIS could allow LDAP injection through administrative functionality that constructs Active Directory or LDAP search queries without sufficient input neutralization
CVE-2026-69228Medium· 5.3There is a missing authentication vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that may allow a remote, unauthenticated attacker to access a specific resource (not user content) that should only be accessible by authen…
CVE-2026-33521High· 7.5BUG-000186514 - ArcGIS Server has a security vulnerability.
CVE-2026-33520Medium· 6.1BUG-000185167 - ArcGIS Server has a security vulnerability.
CVE-2026-10757Critical· 9.8BUG-000187511 - ArcGIS Server has a security vulnerability.