CVE-2026-124687
Cross-Site Scripting in DropDownButton and SplitButton Items in Kendo UI for jQuery
In Progress® Kendo® UI for jQuery versions from 2022.2.621 prior to 2026.4.1111 the DropDownButton and SplitButton allow markup injection through the `id` and `target` attributes. An attacker who can influence these item values can break out of the attributes and inject markup, including event handlers. The issue is fixed in 2026.4.1111.
Fixes and workarounds
No remediation reported in collected sources.
Missing remediation information is not evidence that no patch exists.
Affected products and versions
| Product | Versions | Authority |
|---|---|---|
| Kendo UI for jQuery Progress Software |
≥ 2022.2.621; < 2026.4.1111 (affected, custom)
Other versions: unaffected |
CNA: ProgressSoftware |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 7.1 high |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L | CNA: ProgressSoftware |
| 3.1 / 7.1 high |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L | NVD: [email protected] |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-dropdownbutton-splitbutton-items-attribute-xss-cve-2026-124687CNA: ProgressSoftware · vendor-advisory
- https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-dropdownbutton-splitbutton-items-attribute-xss-cve-2026-124687[email protected]
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