CVE-2026-86550

{"id": "CVE-2026-86550", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-86550", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-08T12:23:54.690255Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@zte.com.cn", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@zte.com.cn", "affectedData": [{"vendor": "ZTE", "product": "NebulaOS", "versions": [{"status": "affected", "version": "Versions prior to Browser V1.6.8"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-08T09:18:21.747", "references": [{"url": "https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/874505866159006721", "source": "psirt@zte.com.cn"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "psirt@zte.com.cn", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "NuBrowser lacks protocol whitelist validation for the S.browser_fallback_url field of intent://, allowing attackers to inject javascript: URLs via 302 redirects. This results in a universal cross\u2011site scripting (UXSS) vulnerability that enables script execution within the origin of arbitrary websites."}], "lastModified": "2026-09-09T15:52:04.827", "sourceIdentifier": "psirt@zte.com.cn"}