CVE-2026-106135

EUVD-2026-118361
Cross-Site Scripting (XSS) in the Chat component (@progress/kendo-angular-conversational-ui) in Progress Software Kendo UI for Angular versions prior to 25.3.0 allows a low-privileged attacker who can supply Chat messages to execute arbitrary JavaScript in another user's browser via an unsafe URL in an openUrl quick action, which runs when the user clicks the action.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://www.telerik.com/kendo-angular-ui/components/knowledge-base/kb-security-chat-xss-cve-2026-106135