Progress Kendo UI for jQuery up to 2026.3.1015 Tooltip injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Progress Kendo UI for jQuery up to 2026.3.1015. This affects an unknown function of the component Tooltip. Executing a manipulation can lead to injection. The identification of this vulnerability is CVE-2026-124698. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Progress Kendo UI for jQuery up to 2026.3.1015. It has been declared as critical. This vulnerability affects an unknown functionality of the component Tooltip. The manipulation with an unknown input leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In Progress Kendo UI for jQuery, the Chart default tooltip renders point values as raw HTML. An attacker who can influence a string point value can inject markup that executes as JavaScript when a user hovers over the point. Successful exploitation may compromise the confidentiality and integrity of data available in the user's browser context. Version 2016.2.607 or earlier may be affected, but earlier releases have not been verified. The latest vulnerable version is 2026.3.1015; the issue is fixed in version 2026.4.1111.

The advisory is shared for download at telerik.com. This vulnerability was named CVE-2026-124698 since 11/09/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1055.

Upgrading to version 2026.4.1111 eliminates this vulnerability.

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Productinfo

Type

• JavaScript Library

Vendor

• Progress

Name

• Kendo UI for jQuery

Version

• 2026.3.1015

License

• commercial

CPE 2.3info

• 🔒

CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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