CVE-2026-124705 URL Redirection to Untrusted Site in Progress Telerik UI for .NET MAUI
Crafted PDF links in Telerik UI for .NET MAUI can launch arbitrary OS protocol handlers when users open them.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-124705?
CVE-2026-124705 is a high-severity open redirect vulnerability in Progress Software Telerik UI for .NET MAUI, published on 12 Nov 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In Progress® Telerik® UI for .NET MAUI prior to version 16.0.0, an untrusted URL redirection vulnerability in the RadRichTextEditor hyperlink handling and the RadPdfViewer link annotation handling allows an unauthenticated attacker to launch arbitrary operating system protocol handlers with attacker-controlled arguments via a crafted document or PDF link with a non-allowlisted URI scheme that the user opens.
Weakness: CWE-601
Which versions are affected by CVE-2026-124705?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-124705?
No fix has been published for CVE-2026-124705 yet. Limit exposure of the affected software until one is available.
Upgrade, and only redirect to addresses on an allow-list. More about Open redirect.
Is CVE-2026-124705 being exploited?
There is no known exploitation of CVE-2026-124705 in the wild and no public exploit code.
Sources
Also known as GHSA-wr8m-jv5q-2q2v.