Cross-Site Scripting in Kendo UI for jQuery Gantt Parent Dropdown

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-124691
StatePUBLISHED
AssignerProgressSoftware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-12 17:17:30 UTC
Updated2026-11-12 17:17:30 UTC
DescriptionIn Progress Kendo UI for jQuery Gantt, the task editor's Parent dropdown renders task titles as HTML. An attacker who can influence a task title shown in the dropdown can cause attacker-controlled markup to execute as JavaScript when a user opens or interacts with the task editor. Successful exploitation may compromise the confidentiality and integrity of data available in the user's browser context. The first affected version is 2020.3.915; the latest vulnerable version is 2026.3.1015. The issue is fixed in version 2026.4.1111.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
3.1CNACVSS7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Progress Software Kendo UI For JQuery affected 2020.3.915 2026.3.1015 custom Not specified

References

ReferenceSourceLinkTags
www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-kend... [email protected] www.telerik.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Abhishek Nandkumar Bhaskar (Abhi-Hackz) (en)

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