CVE-2026-118976

EUVD-2026-125354
In Progress® Telerik® UI for Blazor versions v11.1.0 through v14.0.0, the demo application's Chat AI Integration example contains a relative path traversal vulnerability that could allow an attacker to read files outside of the chat attachments folder that are within the server's filesystem scope.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ProgressSoftwareCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
progresstelerik_ui_for_blazor
11.1.0 ≤
𝑥
< 14.1.0
CNA
Common Weakness Enumeration
References
https://www.telerik.com/blazor-ui/documentation/knowledge-base/kb-security-demo-path-traversal-cve-2026-118976