CVE-2026-119102: Progress Software Telerik UI for Blazor · CAPEC-153 Input Data Manipulation
Affects Progress Software Telerik UI for BlazorSource CVE Database V5
Not known to be exploited · CVSS 6.5 Medium : upgrade to 16.0.0 when convenient.
Data as of 13 Nov 2026, 14:50 UTC
Thin evidence
One scorer or none| CNA (ProgressSoftware) | CVSS 3.1 | 6.5 |
|---|
- Patch
- Available – fixed in 16.0.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 13 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade Progress Software Telerik UI for Blazor to 16.0.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Progress SoftwareTelerik UI for Blazor | Affected
| Fixed in
|
AI-suggested
Upgrade Telerik UI for Blazor to version 16.0.0 or later where this vulnerability is fixed. No other mitigation or temporary workaround is indicated.
Description
CVE-2026-119102 is an input validation vulnerability in Progress Software's Telerik UI for Blazor affecting versions 12.0.0 through 15.2.0. The flaw allows the Grid, TreeList, and Gantt components to bypass the declared column allowlist via AI command filters on any model property. This improper input validation can lead to unauthorized data exposure. The vulnerability has a CVSS score of 6.5 (medium severity) and is fixed in version 16.0.0.