CVE-2026-28991

{"id": "CVE-2026-28991", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-28991", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-12T17:24:04.270320Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "product-security@apple.com", "affectedData": [{"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.5", "versionType": "custom"}]}, {"vendor": "Apple", "product": "macOS", "versions": [{"status": "affected", "version": "0", "lessThan": "15.8.2", "versionType": "custom"}, {"status": "affected", "version": "0", "lessThan": "26.5", "versionType": "custom"}]}, {"vendor": "Apple", "product": "tvOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.5", "versionType": "custom"}]}, {"vendor": "Apple", "product": "visionOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.5", "versionType": "custom"}]}, {"vendor": "Apple", "product": "watchOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.5", "versionType": "custom"}]}]}], "published": "2026-05-11T21:18:59.017", "references": [{"url": "https://support.apple.com/en-us/127110", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/127115", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/127118", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/127119", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/127120", "tags": ["Release Notes", "Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/149523", "source": "product-security@apple.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.8.2, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-service."}, {"lang": "es", "value": "Una lectura fuera de l\u00edmites se corrigi\u00f3 con una comprobaci\u00f3n de l\u00edmites mejorada. Este problema est\u00e1 corregido en iOS 26.5 y iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Una aplicaci\u00f3n podr\u00eda causar una denegaci\u00f3n de servicio."}], "lastModified": "2026-10-26T21:18:24.527", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9D9FC2C4-7A7C-4330-A226-255428A5D18E", "versionEndExcluding": "26.5"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0A70A5FD-8891-4C4E-9D35-F217F95027B5", "versionEndExcluding": "26.5"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6CB91417-90A8-4A9B-A1D0-1D94B80EF837", "versionEndExcluding": "26.5", "versionStartIncluding": "26.0"}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "176C47FD-FA25-437B-9061-A81CAA367AEF", "versionEndExcluding": "26.5"}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C8F45D80-0DF8-444E-9AF1-703A1075F046", "versionEndExcluding": "26.5"}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "057B244F-5485-4108-8E23-FE15F5256EE7", "versionEndExcluding": "26.5"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}