CVE-2023-25835 BUG-000153659 ArcGIS Enterprise Sites has a stored XSS vulnerability

High 8.4 Published Updated

A remote authenticated attacker can inject persistent JavaScript into ArcGIS Sites, allowing them to steal user data and modify site content.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-25835?

CVE-2023-25835 is a high-severity cross-site scripting vulnerability in Esri Portal for Arcgis, published on 20 Jul 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

There is a stored Cross‑Site Scripting (XSS) vulnerability in Esri Portal for ArcGIS Sites versions 11.1 and below that may allow a remote, authenticated attacker with high‑privileged access to create a crafted link that is persisted within the site configuration. When accessed by a victim, the stored payload may execute arbitrary JavaScript code in the victim’s browser. Successful exploitation could allow the attacker to access sensitive user data and session information, alter trusted site content and user actions, and disrupt normal site functionality, resulting in a high impact to confidentiality, integrity, and availability.

Weakness: CWE-79

Which versions are affected by CVE-2023-25835?

It affects 1 product.

Products include Esri Portal for Arcgis.

How do I fix CVE-2023-25835?

No fix has been published for CVE-2023-25835 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-25835 being exploited?

There is no known exploitation of CVE-2023-25835 in the wild and no public exploit code.

All Esri Portal for Arcgis vulnerabilities

Sources

Also known as GHSA-73p2-7vjh-9qx4.

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