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CVE-2026-124690— Cross-Site Scripting During Kendo UI for jQuery Custom SVG Icon Sanitization

Quick assessment

Affected
Progress Software Kendo UI for jQuery
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 In Progress Kendo UI for jQuery 中， 函数会在进行过滤之前，将自定义图标标记解析到实时 DOM 中。如果攻击者能够影响自定义图标的内容，则可在图标创建过程中、在移除不安全元素之前触发 JavaScript 执行。该问题已在版本 2026.3.1015 中被报告；目前尚未确定首个受影响的发布版本。此问题已在版本 2026.4.1110 中修复。

CVSS 7.1 · High

Affected Version Matrix 2

VendorProduct Version RangeStatus
Progress Software Kendo UI for jQuery 2026.3.1015< 2026.4.1110 affected
2026.4.1110 unaffected
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I. Basic Information for CVE-2026-124690

Vulnerability Information
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Vulnerability Title
Cross-Site Scripting During Kendo UI for jQuery Custom SVG Icon Sanitization
Source: CVE Program / CVE List V5
Vulnerability Description
In Progress Kendo UI for jQuery, sanitizeSvgContent() parses custom icon markup into a live DOM before filtering it. An attacker who can influence custom icon content can cause JavaScript to execute during icon creation, before an unsafe element is removed. The issue was reported in version 2026.3.1015; the first affected release has not been established. The issue is fixed in version 2026.4.1110.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Progress Software Kendo UI for jQuery 2026.3.1015 ~ 2026.4.1110 -

II. Public POCs for CVE-2026-124690

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III. Intelligence Information for CVE-2026-124690

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Other References for CVE-2026-124690 (1)

Same Patch Batch · Progress Software · 2026-11-11 · 12 CVEs total

CVE-2026-106152 8.8 HIGH External Control of Configuration Setting in Telerik Report Server
CVE-2026-106156 8.6 HIGH Uncontrolled Resource Consumption in Telerik UI for ASP.NET Core Server-side Aggregation
CVE-2026-106137 8.6 HIGH ClassFactory Race Condition and Retained Assembly Memory in Telerik UI for ASP.NET MVC
CVE-2026-124687 7.1 HIGH Cross-Site Scripting in DropDownButton and SplitButton Items in Kendo UI for jQuery
CVE-2026-124688 7.1 HIGH Cross-Site Scripting via the spriteCssClass Field in Kendo UI for jQuery
CVE-2026-124689 7.1 HIGH Cross-Site Scripting in Kendo UI for jQuery ActionSheet Header Labels
CVE-2026-124692 7.1 HIGH Cross-Site Scripting in Kendo UI for jQuery Grid and TreeList Column Reordering
CVE-2026-124694 7.1 HIGH Cross-Site Scripting in Kendo UI for jQuery PropertyGrid Values and Descriptions
CVE-2026-124693 7.1 HIGH Cross-Site Scripting in Kendo UI for jQuery PivotGrid Axis Chips
CVE-2026-106133 6.3 MEDIUM Incorrect Authorization in Telerik Report Server Web Report Designer
CVE-2026-124686 5.4 MEDIUM JavaScript Code Injection through kendo.init() in Kendo UI for jQuery

IV. Related Vulnerabilities

Same product: Kendo UI for jQuery
Same vendor: Progress Software
Same weakness: CWE-79