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{"analysis": {"en": {"generated_at": "2026-04-28T03:19:27.653554+00:00", "value": {"mitigation_remediation": ["Update Safari to 18.4 or later.", "Update iOS and iPadOS to 18.4 or later.", "Update macOS to Sequoia\u202f15.4 or later.", "Update visionOS to 2.4 or later.", "If an update is unavailable, limit local\u2011network access for untrusted applications through Settings\u202f>\u202fPrivacy\u202f>\u202fLocal Network."], "summary": {"action": "Immediate Patch", "impact": "Unauthorized Local Network Access"}, "threat_synthesis": {"affected_systems": "Affected Apple products include Safari, iOS, iPadOS, macOS, and visionOS. The remedy is available in Safari\u202f18.4, iOS\u202f18.4, iPadOS\u202f18.4, macOS\u202fSequoia\u202f15.4, and visionOS\u202f2.4.", "description_and_impact": "This vulnerability results from improper permission checking that enables an application to access the local network without proper authorization. The flaw is classified as CWE\u2011281, indicating an authorization weakness. An attacker could use a malicious or misconfigured app to discover, communicate with, or manipulate devices on a local network, potentially exfiltrating data or disrupting services for that network.", "risk_and_exploitability": "The CVSS score of 7.8 places this issue in the high\u2011severity range, while the EPSS score of less than 1% indicates a low probability of exploitation at this time. The vulnerability is not listed in the CISA KEV catalog. The likely attack vector requires a malicious or intentionally misbehaving application that bypasses standard local\u2011network permission prompts, allowing it to probe or communicate with devices on the user\u2019s local network."}}}}, "created": "2026-04-28T03:30:19.828829+00:00", "title": "Unauthorized Local Network Access via Improper Permission Checks in Apple Safari and Operating Systems", "updated": "2026-04-28T03:30:19.828845+00:00", "vendors": []}