CVE-2026-20691

{"id": "CVE-2026-20691", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2026-03-25T01:17:05.910", "references": [{"url": "https://support.apple.com/en-us/126792", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126794", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126798", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126799", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126800", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-497"}]}], "descriptions": [{"lang": "en", "value": "An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user."}], "lastModified": "2026-03-25T20:52:59.450", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "993386B4-0570-414F-B4A6-3E65F5704903", "versionEndExcluding": "26.4"}, {"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F813DB63-2B55-4E0B-9073-5465C65F69D6", "versionEndExcluding": "26.4"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "01612D13-BE5B-43F8-B53E-5BF57F2A5B0C", "versionEndExcluding": "26.4"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6CF848CD-25D4-4371-BEF3-1ACCE47AD81F", "versionEndExcluding": "26.4", "versionStartIncluding": "26.0"}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "113B9705-BFF0-4357-B1AB-F57052F32361", "versionEndExcluding": "26.4"}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6EAF0A5-7CFF-4EF6-9BC7-DB25B213F753", "versionEndExcluding": "26.4"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}