{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20646", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2025-11-11T14:43:07.863Z", "datePublished": "2026-02-11T22:58:11.733Z", "dateUpdated": "2026-04-02T18:11:58.313Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "A malicious app may be able to read sensitive location information"}]}], "affected": [{"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.3", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A logging issue was addressed with improved data redaction. This issue is fixed in macOS Tahoe 26.3. A malicious app may be able to read sensitive location information."}], "references": [{"url": "https://support.apple.com/en-us/126348"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-04-02T18:11:58.313Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-532", "lang": "en", "description": "CWE-532 Insertion of Sensitive Information into Log File"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-02-13T19:43:04.977854Z", "id": "CVE-2026-20646", "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": "2026-02-13T19:43:11.438Z"}}]}}

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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 logging issue was addressed with improved data redaction. This issue is fixed in macOS Tahoe 26.3. A malicious app may be able to read sensitive location information."}], "id": "CVE-2026-20646", "lastModified": "2026-02-13T20:17:40.477", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-02-11T23:16:07.530", "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": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-532"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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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": "2026-04-15T21:05:02.286365+00:00", "value": {"mitigation_remediation": ["Update all macOS installations to macOS Tahoe 26.3 or later to apply the official patch disallowing unredacted location logs", "Verify that third\u2011party applications do not log location data without proper redaction or obfuscation", "Use system preferences or administrative scripts to disable optional logging of location information while the patch status is being verified"], "summary": {"action": "Patch OS", "impact": "Sensitive Data Exposure"}, "threat_synthesis": {"affected_systems": "Apple macOS operating systems prior to version 26.3 are affected. The vulnerability applies to all macOS installations that allow third\u2011party or internal applications to generate logs containing location information. The patch and fix are contained in macOS Tahoe 26.3 and later releases.", "description_and_impact": "A logging flaw in earlier releases of Apple macOS failed to redact sensitive location information, enabling a malicious application to access and read that data. The issue was corrected in macOS Tahoe 26.3, highlighting that any pre\u201126.3 system that accepts or records location data in log files is susceptible. Because the flaw concerns the improper handling of logged data, it falls under the CWE-532 classification of Information Exposure Through Log Files.", "risk_and_exploitability": "The CVSS score of 3.3 indicates a low\u2011to\u2011moderate severity, while an EPSS score below 1% suggests a very low likelihood of exploitation in the wild. The vulnerability is not listed in the CISA KEV catalog, further indicating limited present\u2011day exploitation. The likely attack vector is local: a malicious or compromised application running on the Mac can read the logs that contain unredacted location data. No remote exploitation or privilege escalation is implied by the available description."}}}}, "created": "2026-02-12T09:02:58.844972+00:00", "updated": "2026-04-15T21:15:13.578477+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}