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{"analysis": {"en": {"generated_at": "2026-04-28T00:40:47.982049+00:00", "value": {"mitigation_remediation": ["Upgrade macOS to macOS Sequoia 15.6, macOS Sonoma 14.7.7, or macOS Ventura 13.7.7, or newer releases that contain the fix", "Ensure Gatekeeper and System Integrity Protection are enabled to prevent execution of unsigned or improperly signed binaries", "Audit and monitor system binaries for unauthorized alterations or downgrade attempts to detect potential exploitation attempts"], "summary": {"action": "Patch Immediately", "impact": "Unauthorized access to protected user data"}, "threat_synthesis": {"affected_systems": "The flaw affects Apple macOS systems prior to the release of macOS Sequoia 15.6, macOS Sonoma 14.7.7, and macOS Ventura 13.7.7. Earlier versions of these macOS releases are vulnerable; the affected products are identified simply as Apple:macOS.", "description_and_impact": "This vulnerability arises from a downgrade flaw that circumvents newly enforced code\u2011signing restrictions on macOS. The flaw allows a malicious application to bypass authorization controls and read protected user data, representing a significant confidentiality compromise. The weakness is classified as CWE\u2011290, indicating an authorization bypass through a user\u2011controlled key.", "risk_and_exploitability": "The CVSS score of 9.8 indicates a critical severity. The EPSS score of < 1% suggests a low likelihood of exploitation at the moment. The vulnerability is not listed in CISA's KEV catalog. The likely attack vector involves an attacker delivering a downgraded or improperly signed application that passes code\u2011signing checks and then accessing protected user data. There are no known public exploits, but the high severity warrants immediate attention. "}}}}, "created": "2025-07-30T10:13:55.619924+00:00", "updated": "2026-04-28T00:45:17.167443+00:00", "vendors": ["apple", "apple$PRODUCT$macos", "apple$PRODUCT$macos_sequoia", "apple$PRODUCT$macos_sonoma", "apple$PRODUCT$macos_ventura"]}