{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-28855", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-03-03T16:36:03.971Z", "datePublished": "2026-03-25T00:32:18.890Z", "dateUpdated": "2026-03-25T20:17:52.346Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to access protected user data"}]}], "affected": [{"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.3", "versionType": "custom"}]}, {"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.3", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3. An app may be able to access protected user data."}], "references": [{"url": "https://support.apple.com/en-us/126346"}, {"url": "https://support.apple.com/en-us/126348"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-03-25T00:32:18.890Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Control"}]}], "metrics": [{"cvssV3_1": {"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:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-03-25T20:17:25.592141Z", "id": "CVE-2026-28855", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-25T20:17:52.346Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"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:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-28855", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-03-25T20:17:25.592141Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-25T20:17:47.747Z"}}], "cna": {"affected": [{"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.3", "versionType": "custom"}]}, {"vendor": "Apple", "product": "macOS", "versions": [{"status": "affected", "version": "0", "lessThan": "26.3", "versionType": "custom"}]}], "references": [{"url": "https://support.apple.com/en-us/126346"}, {"url": "https://support.apple.com/en-us/126348"}], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3. An app may be able to access protected user data."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to access protected user data"}]}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-03-25T00:32:18.890Z"}}}, "cveMetadata": {"cveId": "CVE-2026-28855", "state": "PUBLISHED", "dateUpdated": "2026-03-25T20:17:52.346Z", "dateReserved": "2026-03-03T16:36:03.971Z", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "datePublished": "2026-03-25T00:32:18.890Z", "assignerShortName": "apple"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3. An app may be able to access protected user data."}], "id": "CVE-2026-28855", "lastModified": "2026-03-25T21:16:39.813", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-03-25T01:17:09.620", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/126346"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/126348"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "iOS and iPadOS", "source": "cna", "vendor": "Apple"}, "product": "ios_and_ipados", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "macOS", "source": "cna", "vendor": "Apple"}, "product": "macos", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-03-25T03:35:38.785744+00:00", "value": {"mitigation_remediation": ["Update to iOS 26.3, iPadOS 26.3 or macOS Tahoe 26.3 to receive the fix.", "If an update cannot be applied immediately, review Apple support articles 126346 and 126348 for guidance.", "Restrict app permissions to the minimum required and remove any unneeded high\u2011privilege applications.", "Monitor device activity for signs of unauthorized data access."], "summary": {"action": "Patch immediately", "impact": "Unauthorized Data Access"}, "threat_synthesis": {"affected_systems": "Apple iOS and iPadOS devices with versions earlier than 26.3, as well as macOS (including Tahoe) devices running a version earlier than 26.3, are affected. The fixes were delivered in iOS 26.3, iPadOS 26.3 and macOS Tahoe 26.3.", "description_and_impact": "This vulnerability is a permissions handling flaw (CWE-284) that can allow an application to read protected user data. An attacker could use a malicious or compromised app to retrieve sensitive information, thereby breaching confidentiality and potentially affecting user privacy.", "risk_and_exploitability": "No publicly disclosed CVSS score or EPSS ranking is available, and the issue is not listed in the CISA KEV catalog. The likely attack vector is local; it requires a malicious or otherwise compromised application that runs with sufficient privileges to trigger the permission error. The risk is moderate to high, as it allows unauthorized access to user data if the attacker can install or otherwise execute an app with elevated permissions."}}}}, "created": "2026-03-25T11:36:29.073679+00:00", "title": "Apple OS Permission Issue Allowing Potential Access to Protected User Data", "updated": "2026-03-25T21:16:45.926802+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados", "apple$PRODUCT$macos"], "weaknesses": ["CWE-284"]}