CVE-2026-20663

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{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "18.7.5", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "26.3", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "5DF4C0EE-C67C-4BA1-BB50-C51DEC72E486", "versionEndExcluding": "18.7.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "00E2601B-7453-4C8B-A307-EF7BC5BF2E84", "versionEndExcluding": "26.3", "versionStartIncluding": "26.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "273784FD-F8F0-466D-AF6E-5511FF3781B7", "versionEndExcluding": "18.7.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "951073F9-924E-4D9C-8DA1-64E284326CC5", "versionEndExcluding": "26.3", "versionStartIncluding": "26.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The issue was resolved by sanitizing logging. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3. An app may be able to enumerate a user's installed apps."}, {"lang": "es", "value": "El problema se resolvi\u00f3 mediante la sanitizaci\u00f3n del registro. Este problema est\u00e1 solucionado en iOS 26.3 y iPadOS 26.3, iOS 18.7.5 y iPadOS 18.7.5. Una aplicaci\u00f3n podr\u00eda enumerar las aplicaciones instaladas de un usuario."}], "id": "CVE-2026-20663", "lastModified": "2026-06-17T10:17:38.780", "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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20663", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-02-12T21:24:05.301352Z", "version": "2.0.3"}}]}, "published": "2026-02-11T23:16:08.923", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126346"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126347"}], "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"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "product": "ios_and_ipados", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,18.7)"}}], "product": "ios_and_ipados", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-04-15T20:59:05.640914+00:00", "value": {"mitigation_remediation": ["Upgrade the device to iOS 18.7.5 or later (including iOS\u202f26.3) and to iPadOS\u202f18.7.5 or later (including iPadOS\u202f26.3) to apply the logging sanitization fix.", "If an update is not yet available, remove any third\u2011party applications that can read system logs to prevent the enumeration of installed apps.", "Continuously monitor the device for untrusted applications and restrict logging permissions in Settings\u202f>\u202fPrivacy to limit exposure."], "summary": {"action": "Patch", "impact": "Information Disclosure (app enumeration)"}, "threat_synthesis": {"affected_systems": "The affected platforms are Apple iOS and iPadOS. Versions before iOS 18.7.5 (and iOS 26.3) and before iPadOS 18.7.5 (and iPadOS 26.3) are vulnerable. Users of these unpatched OS releases on iPhones and iPads could be exposed to information disclosure.", "description_and_impact": "The vulnerability allows a malicious app to read system logs that were not properly sanitized. This can be used to enumerate which applications are installed on a device, providing an attacker with target\u2011specific information. The weakness is an instance of excessive logging (CWE\u2011532) and can compromise user privacy, though it does not directly lead to code execution or system compromise.", "risk_and_exploitability": "The CVSS score of 3.3 indicates low severity, and the EPSS score of less than 1% shows a very low likelihood of exploitation. The vulnerability is not listed in the CISA KEV catalog and is likely to be exploited locally by a malicious third\u2011party app that can read logs, rather than remotely or with elevated privileges. Installing the latest patched OS mitigates the risk entirely."}}}}, "created": "2026-02-12T09:02:39.896253+00:00", "title": "Information Disclosure: App Enumeration via Unfiltered Logging", "updated": "2026-04-15T21:00:09.966253+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados"]}