CVE-2026-13019— Missing Authentication
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.
Esri portal for arcgis是美国Esri公司的一套地理信息门户平台。 Esri portal for arcgis 12.1及之前版本存在授权问题漏洞，该漏洞源于关键功能缺少身份验证，可能导致远程未经身份验证的攻击者访问未受保护的API。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Esri | Portal for ArcGIS | < 12.1 |
affected |
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I. Basic Information for CVE-2026-13019
Vulnerability Information
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Vulnerability Title
Missing Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes have a missing authentication for critical function vulnerability allows a remote, unauthenticated attacker to access an unprotected API. The following versions are known to be affected: Portal for ArcGIS 12.1 and earlier. Other unsupported versions may also be affected. Esri recommends that users apply the Portal for ArcGIS Security 2026 Update 2 Patch to remediate this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
忘记口令恢复机制弱
Source: CVE Program / CVE List V5
Vulnerability Title
Esri portal for arcgis 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Esri portal for arcgis是美国Esri公司的一套地理信息门户平台。 Esri portal for arcgis 12.1及之前版本存在授权问题漏洞，该漏洞源于关键功能缺少身份验证，可能导致远程未经身份验证的攻击者访问未受保护的API。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Esri | Portal for ArcGIS | 0 ~ 12.1 | - |
|
II. Public POCs for CVE-2026-13019
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-13019 (1)
IV. Related Vulnerabilities
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Same weakness: CWE-640
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V. Comments for CVE-2026-13019
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