CVE-2026-14865

{"id": "CVE-2026-14865", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-14865", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-22T19:09:57.174189Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@progress.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security@progress.com", "affectedData": [{"vendor": "Progress Software", "product": "Telerik UI for ASP.NET AJAX", "versions": [{"status": "affected", "version": "2009.1.314", "lessThan": "2026.2.708", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-22T14:17:15.163", "references": [{"url": "https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rlb-xxe-injection-client-state-cve-2026-14865", "tags": ["Vendor Advisory", "Mitigation"], "source": "security@progress.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@progress.com", "description": [{"lang": "en", "value": "CWE-776"}]}], "descriptions": [{"lang": "en", "value": "In Progress\u00ae Telerik\u00ae UI for AJAX prior to v2026.2.708, the internal LayoutBuilder control processes client-state XML without disabling DTD processing, allowing unauthenticated denial of service via recursive XML entity expansion."}], "lastModified": "2026-08-06T17:45:37.293", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:progress:telerik_ui_for_asp.net_ajax:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E022FD99-4A6C-4D0A-938D-92C6B48260F7", "versionEndExcluding": "2026.2.708", "versionStartIncluding": "2009.31314"}], "operator": "OR"}]}], "sourceIdentifier": "security@progress.com"}