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OpenAdvisories

Product · Progress Software

Telerik UI for ASP.NET AJAX

19 known vulnerabilities.

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  • Medium 6.5

    Unauthenticated File Read and Deletion via Hardcoded Encryption Key in RadChart

    In Progress® Telerik® UI for AJAX prior to v2026.2.708, the obsolete RadChart component's ChartImage.axd handler is vulnerable to unauthenticated file read and deletion of image-extension files within the application directory.

  • Medium 5.3

    XXE Denial of Service via RadLayoutBuilder Client State in Telerik UI for ASP.NET AJAX

    In Progress® Telerik® UI for AJAX prior to v2026.2.708, the internal LayoutBuilder control processes client-state XML without disabling DTD processing, allowing unauthenticated denial of service via recursive XML entity expansion.

  • Medium 6.5

    RadEditor PDF Export SSRF Vulnerability in Telerik UI for ASP.NET AJAX

    In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of content submitted to the RadEditor PDF export feature may allow an authenticated attacker to trigger server-side requests to arbitrary hosts, resulting in outbound network conn…

  • Medium 5.9

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

    In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler request parameters may be tampered with, potentially altering dialog server-side behavior and enabling chained exploitation.

  • Medium 5.3

    Insufficient Entropy Vulnerability in Telerik UI for ASP.NET AJAX

    In Progress® Telerik® UI for AJAX, versions prior to 2026.1.225, an insufficient entropy vulnerability exists in RadAsyncUpload, where a predictable temporary identifier, based on timestamp and filename, can enable collisions and file content tampering.