CVE-2026-124705

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-124705", "assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "state": "PUBLISHED", "assignerShortName": "ProgressSoftware", "dateReserved": "2026-11-09T10:41:43.933Z", "datePublished": "2026-11-12T11:59:34.996Z", "dateUpdated": "2026-11-12T11:59:34.996Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "shortName": "ProgressSoftware", "dateUpdated": "2026-11-12T11:59:34.996Z"}, "title": "URL Redirection to Untrusted Site in Progress Telerik UI for .NET MAUI", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-601", "description": "CWE-601 URL Redirection to Untrusted Site ('Open Redirect')", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "Fake the Source of Data"}]}], "affected": [{"vendor": "Progress Software", "product": "Telerik UI for .NET MAUI", "versions": [{"status": "affected", "version": "5.2.0", "lessThan": "16.0.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "In Progress\u00ae Telerik\u00ae UI for .NET MAUI prior to version 16.0.0, an untrusted URL redirection vulnerability in the RadRichTextEditor hyperlink handling and the RadPdfViewer link annotation handling allows an unauthenticated attacker to launch arbitrary operating system protocol handlers with attacker-controlled arguments via a crafted document or PDF link with a non-allowlisted URI scheme that the user opens.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>In Progress\u00ae Telerik\u00ae UI for .NET MAUI prior to version 16.0.0, an untrusted URL redirection vulnerability in the RadRichTextEditor hyperlink handling and the RadPdfViewer link annotation handling allows an unauthenticated attacker to launch arbitrary operating system protocol handlers with attacker-controlled arguments via a crafted document or PDF link with a non-allowlisted URI scheme that the user opens.</p>"}]}], "references": [{"url": "https://www.telerik.com/maui-ui/documentation/knowledge-base/kb-security-untrusted-url-redirection-cve-2026-124705", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}}], "workarounds": [{"lang": "en", "value": "For RadPdfViewer, handle the LinkAnnotationTapped event, set Handled to true and launch only URIs with trusted schemes (http, https, mailto, tel). RadRichTextEditor has no equivalent event in the affected versions, so avoid loading documents from untrusted sources or upgrade to the fixed version.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>For RadPdfViewer, handle the LinkAnnotationTapped event, set Handled to true and launch only URIs with trusted schemes (http, https, mailto, tel). RadRichTextEditor has no equivalent event in the affected versions, so avoid loading documents from untrusted sources or upgrade to the fixed version.</div>"}]}], "source": {"discovery": "INTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Telerik UI for .NET MAUI", "vendor": "Progress Software", "versions": [{"lessThan": "16.0.0", "status": "affected", "version": "5.2.0", "versionType": "custom"}]}], "source": "security@progress.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Progress\u00ae Telerik\u00ae UI for .NET MAUI prior to version 16.0.0, an untrusted URL redirection vulnerability in the RadRichTextEditor hyperlink handling and the RadPdfViewer link annotation handling allows an unauthenticated attacker to launch arbitrary operating system protocol handlers with attacker-controlled arguments via a crafted document or PDF link with a non-allowlisted URI scheme that the user opens."}], "id": "CVE-2026-124705", "lastModified": "2026-11-12T19:02:35.830", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "security@progress.com", "type": "Secondary"}]}, "published": "2026-11-12T12:18:22.260", "references": [{"source": "security@progress.com", "url": "https://www.telerik.com/maui-ui/documentation/knowledge-base/kb-security-untrusted-url-redirection-cve-2026-124705"}], "sourceIdentifier": "security@progress.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "security@progress.com", "type": "Primary"}]}

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