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CVE-2026-124691 Cross-Site Scripting in Kendo UI for jQuery Gantt Parent Dropdown

7.1 highEPSS 0.2%

High (7.1) in progress software kendo ui for jquery. EPSS 0.2% estimated probability of exploitation activity in the next 30 days.

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In 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.

Severity

CVSS 3.1

7.1 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS
0.2% estimated probability of exploitation activity in the next 30 days; 9th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)
OWASP Top 10
A05:2025 Injection
Published
Modified
Assigned by
ProgressSoftware (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

  • progress software:kendo ui for jquery

Versions

From the CNA's record in the CVE List.

ProductAffected
Progress Software Kendo UI for jQueryfrom 2020.3.915 through 2026.3.1015

Attack patterns (CAPEC)

  • CAPEC-63 Cross-Site Scripting (XSS) Likelihood: High · Severity: Very High
  • CAPEC-85 AJAX Footprinting Likelihood: High · Severity: Low
  • CAPEC-209 XSS Using MIME Type Mismatch Severity: Medium
  • CAPEC-588 DOM-Based XSS Likelihood: High · Severity: Very High
  • CAPEC-591 Reflected XSS Likelihood: High · Severity: Very High
  • CAPEC-592 Stored XSS Likelihood: High · Severity: Very High

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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