Cross-Site Scripting Vulnerability in Kendo UI for jQuery from Progress
CVE-2026-124689

7.1HIGH

Key Information:

Vendor

Progress Software
Status
Kendo Ui For Jquery
Vendor
CVE Published:
11 November 2026

What is CVE-2026-124689?

The Kendo UI for jQuery ActionSheet component is vulnerable to a Cross-Site Scripting flaw due to inadequate encoding of title, subtitle, and header button label values. Attackers can exploit this vulnerability by injecting malicious markup which executes as JavaScript when users interact with the ActionSheet. This can potentially lead to unauthorized access to sensitive information within the user's browser context, posing significant risks to data confidentiality and integrity.

Affected Version(s)

Kendo UI for jQuery 2026.3.1014 < 2026.4.1110

Kendo UI for jQuery 2026.4.1110

References

https://www.telerik.com/kendo-jquery-ui/documentation/kno...
vendor-advisory

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abhishek Nandkumar Bhaskar (Abhi-Hackz)
.