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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.4)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "iOS and iPadOS", "source": "cna", "vendor": "Apple"}, "product": "ios_and_ipados", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,14.8.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,15.7.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.4)"}}], "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": "2026-03-25T20:26:16.236650+00:00", "value": {"mitigation_remediation": ["Apply the latest iOS or iPadOS updates, version 26.4 or later.", "Apply the latest macOS updates, Sequoia 15.7.5, Sonoma 14.8.5, or Tahoe 26.4 or later.", "Enable automatic OS updates to receive future fixes.", "If patching cannot occur immediately, limit device exposure to untrusted networks and watch for abnormal application crashes."], "summary": {"action": "Patch Now", "impact": "Remote Denial of Service"}, "threat_synthesis": {"affected_systems": "The issue affects Apple iOS, iPadOS, and macOS versions that are older than the corrected releases: iOS and iPadOS prior to 26.4, macOS Sequoia before 15.7.5, macOS Sonoma before 14.8.5, and macOS Tahoe before 26.4. No additional version details are provided in the CVE data.", "description_and_impact": "A flaw in Apple\u2019s operating systems allows a remote attacker to trigger a denial of service by delivering specially crafted input that is insufficiently validated. The vulnerability is classified as CWE-20 and can cause system processes or applications to crash or become unresponsive, disrupting normal device operation.", "risk_and_exploitability": "The CVSS score of 7.5 marks this as high severity, while the EPSS score of less than 1% indicates a low likelihood of widespread automated exploitation. The vulnerability is not currently listed in the CISA KEV catalog. Based on the description, a remote attacker could likely send the problematic input via a network service or application interface; the exact entry point is not specified, but the exploit would rely on remote delivery of malformed data."}}}}, "created": "2026-03-25T11:36:49.563251+00:00", "title": "Apple iOS, iPadOS, and macOS Remote Denial of Service Vulnerability", "updated": "2026-03-25T20:56:33.126922+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados", "apple$PRODUCT$macos"]}