VDB-435878 · CVE-2026-124690 · GCVE-0-2026-124690

Progress Kendo UI for jQuery up to 2026.4.1109 Icon Sanitizer sanitizeSvgContent cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6	$0-$5k	0.91+

Summaryinfo

A vulnerability, which was classified as problematic, was found in Progress Kendo UI for jQuery up to 2026.4.1109. This vulnerability affects the function sanitizeSvgContent of the component Icon Sanitizer. Such manipulation leads to cross site scripting. This vulnerability is listed as CVE-2026-124690. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Progress Kendo UI for jQuery up to 2026.4.1109. It has been rated as problematic. Affected by this issue is the function sanitizeSvgContent of the component Icon Sanitizer. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

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.

The advisory is available at telerik.com. This vulnerability is handled as CVE-2026-124690 since 11/09/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading to version 2026.4.1110 eliminates this vulnerability.

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Productinfo

Type

JavaScript Library

Vendor

Progress

Name

Kendo UI for jQuery

Version

2026.4.1109

License

commercial

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.1
CNA Vector (ProgressSoftware): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kendo UI for jQuery 2026.4.1110

Timelineinfo

11/09/2026 CVE reserved
11/11/2026 +2 days Advisory disclosed
11/11/2026 +0 days VulDB entry created
11/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: telerik.com
Status: Confirmed

CNA: ProgressSoftware
CVE: CVE-2026-124690 (🔒)

GCVE (CVE): GCVE-0-2026-124690
GCVE (VulDB): GCVE-100-435878

Entryinfo

Created: 11/11/2026 18:17
Changes: 11/11/2026 18:17 (65)
Complete: 🔍
Cache ID: 216::103