Esri: >> Portal For Arcgis >> 10.8 Security Vulnerabilities
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.
CVSS Score
9.8
EPSS Score
0.004
Published
2026-07-07
A Weak Password Recovery Mechanism for Forgotten Password exists in Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes. A remote, unauthorized attacker may assume ownership of a user’s account by manipulating this mechanism. ArcGIS Administrators should configure an email server with ArcGIS Enterprise to facilitate user self-service password recovery. The ability for an administrator to reset a user’s password remains unchanged.
CVSS Score
8.1
EPSS Score
0.002
Published
2026-07-07
Esri Portal for ArcGIS 11.4 and prior allows a remote, unauthenticated attacker to bypass the Portal’s SSRF protections.
CVSS Score
9.1
EPSS Score
0.004
Published
2025-05-29
A hardcoded credential vulnerability exists in a specific deployment pattern for Esri Portal for ArcGIS versions 11.4 and below that may allow a remote unauthenticated attacker to gain administrative access to the system.
CVSS Score
9.8
EPSS Score
0.005
Published
2025-03-20
There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.0 and below that may allow a remote, authenticated attacker to create a crafted link which when clicked could render arbitrary HTML in the victim’s browser (no stateful change made or customer data rendered).
CVSS Score
5.4
EPSS Score
0.003
Published
2024-10-04
There is a reflected cross site scripting in Esri Portal for ArcGIS 11.1 and below on Windows and Linux x64 allows a remote authenticated attacker with administrative access to supply a crafted string which could potentially execute arbitrary JavaScript code in the their own browser (Self XSS). A user cannot be phished into clicking a link to execute code.
CVSS Score
4.8
EPSS Score
0.003
Published
2024-10-04
There is a cross‑site scripting (XSS) vulnerability in Esri Portal for ArcGIS Experience Builder versions 11.1 and below on Windows and Linux that allows a remote, authenticated attacker with low‑privileged access to create a crafted link which, when clicked, could potentially execute arbitrary JavaScript code in the victim’s browser. Exploitation requires basic authenticated access but does not require elevated or administrative privileges, indicating low privileges are required.
CVSS Score
5.4
EPSS Score
0.005
Published
2024-04-04
There is an HTML injection vulnerability in Esri Portal for ArcGIS 11.0 and below that may allow a remote, unauthenticated attacker to craft a URL which, when clicked, could potentially generate a message that may entice an unsuspecting victim to visit an arbitrary website. This could simplify phishing attacks.
CVSS Score
6.1
EPSS Score
0.004
Published
2024-04-04
There is a Cross-site Scripting vulnerability in Portal for ArcGIS in versions 11.1 and below that may allow a remote, authenticated attacker to create a crafted link which when opening an authenticated users bio page will render an image in the victims browser. The privileges required to execute this attack are low.
CVSS Score
5.4
EPSS Score
0.004
Published
2024-04-04
There is a reflected cross site scripting vulnerability in the home application in Esri Portal for ArcGIS 11.1 and below on Windows and Linux that allows a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser.
CVSS Score
6.1
EPSS Score
0.004
Published
2024-04-04
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