{"id":"CVE-2026-106159","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-106159","generatedAt":"2026-10-28T02:24:03.136Z","title":"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.","description":"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.","published":"2026-10-15T14:17:15.000Z","lastModified":"2026-10-20T19:39:44.000Z","status":"Analyzed","sourceIdentifier":"security@progress.com","cvss":{"version":"3.1","score":4.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-80"],"affected":["progress/kendo ui"],"epss":{"score":0.00168,"percentile":0.06174,"date":"2026-10-26","history":[{"date":"2026-10-16","score":0.00157,"percentile":0.0439}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-15T14:17:15.000Z","detail":{"score":"4.7","severity":"MEDIUM","publishedAt":"2026-10-15T14:17:14.603Z"},"summary":"New CVE, medium severity (CVSS 4.7)."}],"references":[{"url":"https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-toolbar-buttongroup-url-xss-cve-2026-106159","tags":["Vendor Advisory"],"source":"security@progress.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-106159","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}