CVE-2026-42891

{"id": "CVE-2026-42891", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 2.2}]}, "published": "2026-05-12T18:17:26.207", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42891", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-451"}]}], "descriptions": [{"lang": "en", "value": "User interface (ui) misrepresentation of critical information in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network."}], "lastModified": "2026-05-14T14:26:49.890", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "8EABB908-A752-4662-AF28-6A89F60EBBF8", "versionEndExcluding": "148.0.3967.55"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}