CVE-2026-124696

CVSS 7.1 (high) · published 2026-11-12

In Progress Kendo UI for jQuery, Spreadsheet sheet names are inserted into the SheetsBar menu button's data-sheet-name attribute without encoding. An attacker who can influence a sheet name can inject an event-handler attribute and execute JavaScript when a user hovers over the menu button. Successful exploitation may compromise the confidentiality and integrity of data available in the user's browser context. The first affected version is 2024.4.1112; the latest vulnerable version is 2026.3.1015. The issue is fixed in version 2026.4.1111.

Weakness: CWE-79

Source: NVD CVE-2026-124696

References

• https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-kendo-spreadsheet-sheet-names-xss-cve-2026-124696

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