Telerik UI for ASP.NET AJAX at a glance
- Last 12 months
- 18
- Critical · all time
- 0
- Exploited · all time
- 0
- Public exploit · all time
- 3
Show as table
| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
| Sep 2026 | 2 | 0 |
| Aug 2026 | 0 | 0 |
| Jul 2026 | 13 | 0 |
| Jun 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Apr 2026 | 2 | 0 |
| Mar 2026 | 0 | 0 |
| Feb 2026 | 1 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 0 | 0 |
| Sep 2025 | 0 | 0 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 0 | 0 |
| Jun 2025 | 0 | 0 |
| May 2025 | 1 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 0 | 0 |
| Feb 2025 | 0 | 0 |
| Jan 2025 | 0 | 0 |
| Dec 2024 | 0 | 0 |
19 results · Feed
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High 8.1CVE-2026-19219 Public exploit
DialogHandler UploadPaths Tampering Vulnerability in Telerik UI for ASP.NET AJAX
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 t…
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High 7.5
RadImageEditor ClientState Unauthenticated Arbitrary File Read Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient validation of client-supplied state in RadImageEditor may allow an attacker to influence which file is returned by the control's image cache, potentially exposing file contents outside the i…
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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.
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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.
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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…
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High 8.1
PersistenceFramework Unsafe Type Resolution Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, a deserialization vulnerability in the persistence utilities allows unsafe type instantiation from attacker-influenced persisted state, which can lead to remote code execution.
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High 7.5
SpellChecker DictionaryLanguage Path Traversal Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of the language parameter in the spell check handler may allow an attacker to influence server-side file path resolution and trigger unintended server-side requests.
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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.
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High 8.1
DialogHandler Provider Type Tampering Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler provider type input may be tampered with, potentially altering dialog processing and enabling chained exploitation.
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High 8.1
AppDataStorageProvider Path Traversal Deserialization Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, a path traversal vulnerability in the file-based persistence storage provider can be exploited when the storage key is derived from user-controlled input, enabling attacker-controlled deserialization and…
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High 8.1
PersistenceFramework Cookie Deserialization Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, applications using cookie-based storage in RadPersistenceManager or RadDockLayout deserialize attacker-controlled cookie content, allowing unauthenticated remote code execution.
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High 7.5
RadAsyncUpload Default HMAC Key Fallback Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forg…
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High 7.5
RadAsyncUpload Upload Metadata Timing Oracle Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload upload metadata processing may leak cryptographic validity through measurable timing differences, enabling remote attackers to recover protected metadata values.
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High 7.5
RadAsyncUpload Client-State Decrypt-vs-Parse Oracle Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.
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High 8.1CVE-2026-13181 Public exploit
RadAsyncUpload AsyncUploadTypeName Type Resolution Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to v2026.2.708, forged upload metadata can influence AsyncUploadTypeName processing and trigger unsafe attacker-controlled type resolution, enabling remote code execution in affected deployments.
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High 8.1CVE-2026-6023 Public exploit
Deserialization of Untrusted Data Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX versions 2024.4.1114 through 2026.1.421, the RadFilter control is vulnerable to insecure deserialization when restoring filter state if the state is exposed to the client. If an attacker tampers with this state, a server-side…
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High 7.5
Uncontrolled Resource Consumption Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX prior to 2026.1.421, RadAsyncUpload contains an uncontrolled resource consumption vulnerability that allows file uploads to exceed the configured maximum size due to missing cumulative size enforcement during chunk reassembly…
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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.
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High 7.5CVE-2025-3600 EPSS 26%
Unsafe Reflection Vulnerability in Telerik UI for ASP.NET AJAX
In Progress® Telerik® UI for AJAX, versions 2011.2.712 to 2025.1.218, an unsafe reflection vulnerability exists that may lead to an unhandled exception resulting in a crash of the hosting process and denial of service.