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CVE-2026-106159

medium

In Progress® Kendo® UI for jQuery versions starting with 2022.3.1109 and prior to 2026.3.1015, ToolBar ButtonGroup button URLs are concatenated into an unquote…

Vendor / product: Progress — kendo ui

In Progress® Kendo® UI for jQuery versions starting with 2022.3.1109 and prior to 2026.3.1015, ToolBar ButtonGroup button URLs are concatenated into an unquoted href attribute after URL sanitization. An attacker who can control a button URL can supply an otherwise allowed HTTPS URL containing whitespace and additional attributes, including an event handler, and execute JavaScript in a user's browser when the affected button is interacted with. Successful exploitation can compromise the confidentiality and integrity of data accessible to the affected application. This issue is fixed in version 2026.3.1015.

CVSS
4.7
4.7 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Severity source: NVD CVSS v3.1 (security@progress.com)
Timeline (UTC)
Published: 2026-10-15 14:17
Modified: 2026-10-20 19:39
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 07:03 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

progress / kendo_ui ≥2022.3.1109 <2026.3.1015

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-toolbar-buttongroup-url-xss-cve-2026-106159

References

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 07:03 UTC · record ↗

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