CVE-2026-20644

{"id": "CVE-2026-20644", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2026-02-11T23:16:07.327", "references": [{"url": "https://support.apple.com/en-us/126346", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126347", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126348", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126353", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/126354", "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-119"}, {"lang": "en", "value": "CWE-416"}, {"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.3, iOS 18.7.5 and iPadOS 18.7.5, visionOS 26.3, iOS 26.3 and iPadOS 26.3, Safari 26.3. Processing maliciously crafted web content may lead to an unexpected process crash."}], "lastModified": "2026-02-12T22:03:26.227", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13054182-3C0A-47D3-AABE-2B248BA17814", "versionEndExcluding": "26.3"}, {"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DF4C0EE-C67C-4BA1-BB50-C51DEC72E486", "versionEndExcluding": "18.7.5"}, {"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "00E2601B-7453-4C8B-A307-EF7BC5BF2E84", "versionEndExcluding": "26.3", "versionStartIncluding": "26.0"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "273784FD-F8F0-466D-AF6E-5511FF3781B7", "versionEndExcluding": "18.7.5"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "951073F9-924E-4D9C-8DA1-64E284326CC5", "versionEndExcluding": "26.3", "versionStartIncluding": "26.0"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E1EEEE88-5ADA-4C55-9C7C-397E904408DD", "versionEndExcluding": "26.3"}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "388EDB3F-A14E-4922-B88A-F1CB6DE50A2A", "versionEndExcluding": "26.3"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}