{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-106151", "assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "state": "PUBLISHED", "assignerShortName": "ProgressSoftware", "dateReserved": "2026-10-06T15:51:11.738Z", "datePublished": "2026-10-15T14:11:08.537Z", "dateUpdated": "2026-10-15T14:11:08.537Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "shortName": "ProgressSoftware", "dateUpdated": "2026-10-15T14:11:08.537Z"}, "title": "Cross-Site Scripting in Validator Validation Messages in Kendo UI for jQuery", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-80", "description": "CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "XSS Targeting Non-Script Elements"}]}], "affected": [{"vendor": "Progress Software", "product": "Kendo UI for jQuery", "versions": [{"status": "affected", "version": "2012.2.710", "lessThan": "2026.3.1015", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "In Progress\u00ae Kendo\u00ae UI for jQuery versions starting with 2012.2.710 and prior to 2026.3.1015, the Validator decodes validation messages from data-msg-* attributes and parses the resulting text as HTML. An attacker who can modify a validation message can cause HTML that was correctly escaped in the page attribute to become active markup, including event handlers, when the user triggers validation. Successful exploitation can execute JavaScript in a user's browser and compromise the confidentiality and integrity of data accessible to the affected application. This issue is fixed in version 2026.3.1015.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>In Progress\u00ae Kendo\u00ae UI for jQuery versions starting with 2012.2.710 and prior to 2026.3.1015, the Validator decodes validation messages from data-msg-* attributes and parses the resulting text as HTML. An attacker who can modify a validation message can cause HTML that was correctly escaped in the page attribute to become active markup, including event handlers, when the user triggers validation. Successful exploitation can execute JavaScript in a user's browser and compromise the confidentiality and integrity of data accessible to the affected application. This issue is fixed in version 2026.3.1015.</p>"}]}], "references": [{"url": "https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-validator-message-xss-cve-2026-106151", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 5.4, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}}], "credits": [{"lang": "en", "value": "Abhishek Nandkumar Bhaskar (Abhi-Hackz)", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Kendo UI for jQuery", "vendor": "Progress Software", "versions": [{"lessThan": "2026.3.1015", "status": "affected", "version": "2012.2.710", "versionType": "custom"}]}], "source": "security@progress.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Progress\u00ae Kendo\u00ae UI for jQuery versions starting with 2012.2.710 and prior to 2026.3.1015, the Validator decodes validation messages from data-msg-* attributes and parses the resulting text as HTML. An attacker who can modify a validation message can cause HTML that was correctly escaped in the page attribute to become active markup, including event handlers, when the user triggers validation. Successful exploitation can execute JavaScript in a user's browser and compromise the confidentiality and integrity of data accessible to the affected application. This issue is fixed in version 2026.3.1015."}], "id": "CVE-2026-106151", "lastModified": "2026-10-15T15:17:22.157", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "security@progress.com", "type": "Secondary"}]}, "published": "2026-10-15T15:17:22.157", "references": [{"source": "security@progress.com", "url": "https://www.telerik.com/kendo-jquery-ui/documentation/knowledge-base/kb-security-validator-message-xss-cve-2026-106151"}], "sourceIdentifier": "security@progress.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-80"}], "source": "security@progress.com", "type": "Primary"}]}

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