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CVE-2026-106144— Prototype Pollution in Progress Software Kendo UI for Angular

Quick assessment

Affected

Progress Software Kendo UI for Angular

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.

Progress Software Kendo UI for Angular 中，版本早于 25.1.0 的 Scheduler 组件（@progress/kendo-angular-scheduler 和 @progress/kendo-angular-common）存在原型污染漏洞。若高权限攻击者能够控制由 Scheduler 处理的字段路径，则可修改内置对象的原型，从而对机密性、完整性和可用性造成有限影响。

CVSS 4.1 · Medium Updated Nov 07, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

Vendor	Product	Version Range	Status
Progress Software	Kendo UI for Angular	`20.0.0< 25.1.0`	affected
		`< 25.1.0`	affected

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Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

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Vulnerability Title

Prototype Pollution in Progress Software Kendo UI for Angular

Source: CVE Program / CVE List V5

Vulnerability Description

Prototype Pollution in the Scheduler component (@progress/kendo-angular-scheduler and @progress/kendo-angular-common) in Progress Software Kendo UI for Angular versions prior to 25.1.0 allows a high-privileged attacker who can control a field path processed by the Scheduler to modify the prototype of built-in objects, resulting in a limited impact on confidentiality, integrity, and availability.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

CWE-1321

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Progress Software	Kendo UI for Angular	20.0.0 ~ 25.1.0	-
Progress Software	Kendo UI for Angular	0 ~ 25.1.0	-

II. Public POCs for CVE-2026-106144

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-106144

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Other References for CVE-2026-106144 (1)

https://www.telerik.com/kendo-angular-ui/components/knowledge-base/kb-security-prototype-pollution-cve-2026-106144 vendor-advisory

https://www.cve.org/CVERecord?id=CVE-2026-106144

Same Patch Batch · Progress Software · 2026-11-06 · 11 CVEs total

CVE-2026-104657	7.5 HIGH	Missing Integrity Verification in Progress Software Fiddler Download & Setup Skill
CVE-2026-104656	7.3 HIGH	Cross-site Scripting in Progress Telerik Fiddler Everywhere
CVE-2026-106135	5.4 MEDIUM	Cross-Site Scripting in Progress Software Kendo UI for Angular
CVE-2026-106134	5.4 MEDIUM	Cross-Site Scripting in Progress Software KendoReact
CVE-2026-106143	5.4 MEDIUM	Cross-Site Scripting in Progress Software Kendo UI for Vue
CVE-2026-106136	5.4 MEDIUM	Cross-Site Scripting in Progress Software KendoReact
CVE-2026-106142	5.4 MEDIUM	Cross-Site Scripting in Progress Software KendoReact
CVE-2026-106141	5.4 MEDIUM	Cross-Site Scripting in Progress Software Kendo UI for Angular
CVE-2026-106128	4.1 MEDIUM	Prototype Pollution in Progress Software Kendo UI for Vue
CVE-2026-106127	4.1 MEDIUM	Prototype Pollution in Progress Software KendoReact

IV. Related Vulnerabilities

Same product: Kendo UI for Angular

Same vendor: Progress Software

Same weakness: CWE-1321