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CVE-2026-69228— missing authentication vulnerability in Esri Portal for ArcGIS

Quick assessment

Affected
Esri Portal for ArcGIS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Esri ArcGIS Portal 12.0 及更早版本中存在一个缺失身份验证的漏洞，可能允许远程、未认证的攻击者访问仅应对认证用户开放的特定资源（非用户内容）。使用 ArcGIS Enterprise 11.1、11.3、11.5 或 12.0 的用户应尽快打补丁。建议所有用户升级到最新的长期支持版本。

CVSS 5.3 · Medium EPSS 0.34% · P27

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
Esri Portal for ArcGIS 11.1≤ 12.0 affected
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I. Basic Information for CVE-2026-69228

Vulnerability Information
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Vulnerability Title
missing authentication vulnerability in Esri Portal for ArcGIS
Source: CVE Program / CVE List V5
Vulnerability Description
There 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 authenticated users. Users working with ArcGIS Enterprise 11.1, 11.3, 11.5, or 12.0 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Esri Portal for ArcGIS 11.1 ~ 12.0 -

II. Public POCs for CVE-2026-69228

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III. Intelligence Information for CVE-2026-69228

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Vendor Advisories for CVE-2026-69228 (1)

Same Patch Batch · Esri · 2026-08-21 · 13 CVEs total

CVE-2026-69236 6.1 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69234 6.1 MEDIUM reflected cross site scripting vulnerability in Esri Portal for ArcGIS
CVE-2026-69235 6.1 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69224 5.9 MEDIUM information disclosure vulnerability in Esri Portal for ArcGIS
CVE-2026-69225 5.9 MEDIUM information disclosure vulnerability in Esri Portal for ArcGIS
CVE-2026-69230 5.5 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69231 5.5 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69232 5.5 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69233 5.5 MEDIUM stored cross site scripting issue in Esri Portal for ArcGIS
CVE-2026-69229 5.4 MEDIUM HTML injection vulnerability in Esri Portal for ArcGIS
CVE-2026-69237 3.8 LOW HTML injection vulnerability in Esri Portal for ArcGIS
CVE-2026-69238 3.5 LOW HTML injection vulnerability in Esri Portal for ArcGIS

IV. Related Vulnerabilities

Same product: Portal for ArcGIS
Same vendor: Esri
Same weakness: CWE-306

V. Comments for CVE-2026-69228

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