CVE-2026-20651

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,14.8.4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,15.7.5)"}}, {"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": "2026-03-25T22:27:48.826690+00:00", "value": {"mitigation_remediation": ["Update macOS to the latest releases (macOS Sequoia\u202f15.7.5, macOS Sonoma\u202f14.8.4, or macOS Tahoe\u202f26.3) or later."], "summary": {"action": "Immediate Update", "impact": "Access to sensitive user data"}, "threat_synthesis": {"affected_systems": "The vulnerability impacts macOS across all releases older than macOS Sequoia\u202f15.7.5, macOS Sonoma\u202f14.8.4, and macOS Tahoe\u202f26.3. Users running any of those older versions are at risk until they upgrade to a fixed release.", "description_and_impact": "Apple reported a privacy flaw involving improper handling of temporary files, which allows a malicious application to read data that should remain confidential. The weakness is classified as CWE\u2011377, reflecting inadequate protection of temporary data. If exploited, an attacker could gain unauthorized access to user information stored in these temporary locations, potentially leading to privacy leaks without affecting system integrity or availability.", "risk_and_exploitability": "The CVSS score of 6.2 indicates a moderate severity, while an EPSS score below 1\u202f% suggests low current exploitation likelihood. The vulnerability is not listed in the CISA KEV catalog. Based on the description, the likely attack vector involves a local application that can access the temporary file system, implying that attackers need to run code on the affected device or trick users into opening a malicious app."}}}}, "created": "2026-03-25T11:37:10.339679+00:00", "title": "Privacy Vulnerability in macOS Temporary File Handling", "updated": "2026-03-26T12:18:34.224488+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}