{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86550", "assignerOrgId": "6786b568-6808-4982-b61f-398b0d9679eb", "state": "PUBLISHED", "assignerShortName": "zte", "dateReserved": "2026-09-08T02:55:52.365Z", "datePublished": "2026-09-08T08:14:25.638Z", "dateUpdated": "2026-09-08T08:14:25.638Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "6786b568-6808-4982-b61f-398b0d9679eb", "shortName": "zte", "dateUpdated": "2026-09-08T08:14:25.638Z"}, "title": "UXSS vulnerability in ZTE browser products", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-63", "descriptions": [{"lang": "en", "value": "CAPEC-63 Cross-Site Scripting (XSS)"}]}], "affected": [{"vendor": "ZTE", "product": "NebulaOS", "versions": [{"status": "affected", "version": "Versions prior to Browser V1.6.8"}], "defaultStatus": "unaffected"}], "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.", "supportingMedia": [{"type": "text/html", "base64": false, "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."}]}], "references": [{"url": "https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/874505866159006721"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}}], "credits": [{"lang": "en", "value": "Omri Inbar", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "NebulaOS", "vendor": "ZTE", "versions": [{"status": "affected", "version": "Versions prior to Browser V1.6.8"}]}], "source": "psirt@zte.com.cn"}], "cveTags": [], "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."}], "id": "CVE-2026-86550", "lastModified": "2026-09-08T09:18:21.747", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "psirt@zte.com.cn", "type": "Secondary"}]}, "published": "2026-09-08T09:18:21.747", "references": [{"source": "psirt@zte.com.cn", "url": "https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/874505866159006721"}], "sourceIdentifier": "psirt@zte.com.cn", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "psirt@zte.com.cn", "type": "Secondary"}]}

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