CVE-2026-19219highCWE-345CWE-434

CVE-2026-19219: high-severity vulnerability in Progress Software Telerik UI for ASP.NET AJAX

DialogHandler UploadPaths Tampering Vulnerability in Telerik UI for ASP.NET AJAX

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.1epss 0.2%
In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient integrity protection of dialog request parameters used by the RadEditor file browser may allow an attacker who has obtained certain application encryption key material to alter the folders the file browser reads from, writes to, and uploads into, potentially resulting in remote code execution.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Progress Software · Telerik UI for ASP.NET AJAX
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