CVE-2026-106149 Cross-site Scripting (XSS) in Kendo UI for jQuery Menu

Medium 5.4 Published 15 Oct 2026 Updated 15 Oct 2026

An attacker can inject JavaScript into Kendo UI Menu components via dataSource fields, allowing code execution in the victim's browser context.

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

What is CVE-2026-106149?

CVE-2026-106149 is a medium-severity cross-site scripting vulnerability in Progress Software Kendo UI for jQuery, published on 15 Oct 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In Progress® Kendo® UI for jQuery prior to v2026.3.1015, the Menu component constructs HTML attributes from bound dataSource fields by string concatenation without proper neutralization. An attacker with low privileges who can control these fields can inject JavaScript event-handler attributes that execute when a user interacts with the affected Menu, compromising the confidentiality and integrity of data accessible in the user's browser context.

Weakness: CWE-80

Which versions are affected by CVE-2026-106149?

It affects 1 product.

Products include Progress Kendo Ui.

How do I fix CVE-2026-106149?

No fix has been published for CVE-2026-106149 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-2026-106149 being exploited?

There is no known exploitation of CVE-2026-106149 in the wild and no public exploit code.

Sources

Also known as GHSA-652h-g6m5-7m82.