CVE-2025-43454

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{}

{"analysis": {"en": {"generated_at": "2026-04-28T22:40:18.886536+00:00", "value": {"mitigation_remediation": ["Install iOS\u202f18.7.2 or later, or iPadOS\u202f18.7.2 or later, to apply the state\u2011management fix.", "Reboot the device and verify that the lock function works correctly.", "If the lock still fails after the update, contact Apple Support for further assistance."], "summary": {"action": "Apply Update", "impact": "Denial of Device Lock"}, "threat_synthesis": {"affected_systems": "Vulnerable firmware includes all iOS and iPadOS versions released prior to iOS\u202f18.7.2, iPadOS\u202f18.7.2, iOS\u202f26.1, and iPadOS\u202f26.1. Devices running these older releases may experience a lock\u2011screen failure; the state\u2011management fixes are included in the newer releases listed above.", "description_and_impact": "Apple iOS and iPadOS devices have a flaw in state management that can cause the lock screen to become permanently inoperative. When the defect is triggered, the device may persistently fail to lock, effectively removing the ability to secure the device after a fault occurs. The vulnerability is categorized as CWE\u2011284 due to improper access control in the lock\u2011screen logic.", "risk_and_exploitability": "The CVSS score of 7.5 indicates a high\u2011severity denial\u2011of\u2011service scenario, while the EPSS score of < 1\u202f% suggests that exploitation is currently unlikely with publicly available tools. The vulnerability is not listed in the CISA KEV catalog. The attack vector is not specified in the CVE entry; based on the description this issue may require a local fault that triggers the state\u2011management failure, but the precise exploit path is not documented."}}}}, "created": "2025-11-04T16:34:29.707770+00:00", "title": "Persistent Lock Failure in Apple iOS and iPadOS", "updated": "2026-04-28T22:45:25.942555+00:00", "vendors": ["apple", "apple$PRODUCT$ios", "apple$PRODUCT$ipad_os"]}