Cross-site Scripting Vulnerability in Kendo UI for jQuery by Progress
CVE-2026-124690

7.1HIGH

Key Information:

Vendor

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

What is CVE-2026-124690?

In Progress Kendo UI for jQuery, the sanitizeSvgContent() function has a security flaw that allows attackers to introduce malicious JavaScript code through custom icon markup. This occurs before the filtering process can eliminate unsafe elements, enabling the execution of potentially harmful scripts during icon creation. Users are advised to upgrade to version 2026.4.1110, where the issue has been addressed.

Affected Version(s)

Kendo UI for jQuery 2026.3.1015 < 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)
.