{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20630", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2025-11-11T14:43:07.860Z", "datePublished": "2026-02-11T22:58:05.258Z", "dateUpdated": "2026-04-02T18:09:10.016Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to access protected user data"}]}], "affected": [{"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 macOS Tahoe 26.3. An app may be able to access protected user data."}], "references": [{"url": "https://support.apple.com/en-us/126348"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-04-02T18:09:10.016Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-277", "lang": "en", "description": "CWE-277 Insecure Inherited Permissions"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-02-12T16:03:36.440982Z", "id": "CVE-2026-20630", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-02-12T16:03:39.295Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "E1EEEE88-5ADA-4C55-9C7C-397E904408DD", "versionEndExcluding": "26.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.3. An app may be able to access protected user data."}], "id": "CVE-2026-20630", "lastModified": "2026-02-12T22:04:44.013", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-02-11T23:16:06.510", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126348"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-277"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "product": "macos", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-04-16T01:01:08.757753+00:00", "value": {"mitigation_remediation": ["Update macOS to version 26.3 or later to apply the approved permission restrictions.", "Remove or revoke elevated privileges for any third\u2011party applications that may access protected data.", "Enable System Integrity Protection or enforce sandbox profiles to limit application access to user data."], "summary": {"action": "Apply Update", "impact": "Unauthorized Access to Protected User Data"}, "threat_synthesis": {"affected_systems": "Apple macOS versions prior to macOS Tahoe 26.3 are affected. The vulnerability was fixed in the 26.3 update, so any system running an earlier patch level is vulnerable.", "description_and_impact": "A permissions flaw allows an application to access data that should be protected. The weakness stems from improper restriction of operations, with the app gaining access to user data it normally could not read. The consequence is a breach of confidentiality for sensitive personal information, potentially exposing private files or settings.", "risk_and_exploitability": "The CVSS score of 5.5 indicates moderate severity, and the EPSS score of less than 1% suggests a very low probability of exploitation. The vulnerability is not listed in CISA\u2019s KEV catalog. Based on the description, the likely attack vector involves a local or application\u2011level attack where a malicious or compromised app is given elevated privileges. No remote network exploitation is explicitly documented, so the risk profile centers on the presence of the vulnerable app on the system."}}}}, "created": "2026-02-12T09:03:04.649468+00:00", "title": "macOS Permission Restriction Bypass Enables Unauthorized Access to Protected User Data", "updated": "2026-04-16T01:15:20.516038+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}