{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20647", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2025-11-11T14:43:07.863Z", "datePublished": "2026-02-11T22:58:01.687Z", "dateUpdated": "2026-04-02T18:07:31.419Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to access sensitive user data"}]}], "affected": [{"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.3", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "This issue was addressed with improved data protection. This issue is fixed in macOS Tahoe 26.3. An app may be able to access sensitive user data."}], "references": [{"url": "https://support.apple.com/en-us/126348"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-04-02T18:07:31.419Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-200", "lang": "en", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-02-12T15:46:56.077579Z", "id": "CVE-2026-20647", "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": "2026-02-12T15:47:36.057Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "product": "macos", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-04-15T21:09:38.363423+00:00", "value": {"mitigation_remediation": ["Upgrade to macOS Tahoe 26.3 or later.", "Restrict installation of applications to trusted sources and review app permissions.", "Use macOS sandboxing features to restrict sensitive data access for applications."], "summary": {"action": "Apply Patch", "impact": "Information Exposure"}, "threat_synthesis": {"affected_systems": "Apple\u2019s macOS platform is affected, specifically versions prior to macOS Tahoe 26.3. The issue is not limited to a single product line, as any macOS installation that has not been upgraded to the latest 26.3 release is potentially vulnerable.", "description_and_impact": "The vulnerability allows an application to access sensitive user data without proper protection, leading to information exposure. This flaw is classified as CWE-200 and can result in the accidental disclosure of private data, compromising the confidentiality of a user\u2019s information.", "risk_and_exploitability": "With a CVSS score of 5.5, the vulnerability falls into the medium severity range. The EPSS score is under 1%, indicating a low probability of exploitation at the time of analysis, and it is not listed in the CISA KEV catalog. Attackers would likely need local execution privileges or the ability to install or run an application, as the flaw permits a malicious or compromised app to read protected data. Because the weakness is informational, there is no known remote exploitation path."}}}}, "created": "2026-02-12T09:03:08.239140+00:00", "title": "Sensitive User Data Leak in macOS Tahoe 26.3", "updated": "2026-04-15T21:15:13.581504+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}