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8.6 High

In Progress® Telerik® UI for ASP.NET MVC versions 2012.2.710 through 2026.3.1015, server-side filter processing does not properly validate…

CVE-2026-106146

In Progress® Telerik® UI for ASP.NET MVC versions 2012.2.710 through 2026.3.1015, server-side filter processing does not properly validate descriptor types, null values, or stack state in FilterNodeVisitor and does not catch FilterParserException within the affected assembly. An unauthenticated remote attacker can exploit this if the application exposes an endpoint reachable without authentication that accepts crafted filter parameters. Affected requests can trigger uncaught cast, null-reference, or empty-stack exceptions and return HTTP 500. The report does not demonstrate worker-process termination or disruption of unrelated requests. The issue is fixed in version 2026.4.1111.

Assessment

CVSS
8.6 (v3.1)
Severity
High
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
12 November 2026
Last updated
12 November 2026
Assigner
ProgressSoftware

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

At the source

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