CVE-2026-106150 Cross-site Scripting (XSS) in Kendo UI for jQuery Splitter, Window, and Tooltip
Attackers can inject JavaScript via unsanitized iframe URLs or titles in Kendo UI components, executing code in user browsers.
- 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-2026-106150?
CVE-2026-106150 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 2026.3.1015, the Splitter and Window components starting with version 2011.2.804 and the Tooltip component starting with version 2013.1.319 construct iframe markup without properly sanitizing URL values or encoding the Window iframe title. An attacker with low privileges who can control these values can inject HTML attributes, including JavaScript event handlers, through an apostrophe in an iframe URL or a crafted title. When a user interacts with the affected component, injected JavaScript can execute in the user's browser context, compromising the confidentiality and integrity of accessible data.
Weakness: CWE-79
Which versions are affected by CVE-2026-106150?
How do I fix CVE-2026-106150?
No fix has been published for CVE-2026-106150 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-2026-106150 being exploited?
There is no known exploitation of CVE-2026-106150 in the wild and no public exploit code.
Sources
Also known as GHSA-qx32-mcq4-q6cx.