CVE-2025-43321

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{}

{"analysis": {"en": {"generated_at": "2026-04-28T00:09:42.914183+00:00", "value": {"mitigation_remediation": ["Install the latest macOS update that removes the vulnerability (Sequoia 15.7, Sonoma 14.8 or Tahoe 26).", "Configure macOS to prevent unsigned services from launching (e.g., use System Preferences > Security & Privacy > Gatekeeper or command\u2011line tools to disable unsigned service execution).", "Review system logs and monitoring tools for any unsigned service activity and quarantine any that are found."], "summary": {"action": "Apply update", "impact": "Access to protected user data"}, "threat_synthesis": {"affected_systems": "Apple macOS platforms, specifically Intel-based Macs running versions older than macOS Sequoia 15.7, macOS Sonoma 14.8 or macOS Tahoe 26. Users of earlier releases are impacted.", "description_and_impact": "The flaw enables an application to launch unsigned services on Intel-based Macs, allowing that service to read protected user data. This is an access\u2011control weakness that could expose confidential information. The vulnerability is resolved by blocking unsigned service launch. Attackers could potentially install or launch an unsigned service that bypasses normal sandboxing.", "risk_and_exploitability": "The CVSS score is 5.5, indicating moderate severity. The EPSS score is below 1%, suggesting a very low likelihood of exploitation, and the flaw is not listed in CISA\u2019s KEV catalog. The attack likely requires local or privileged execution to install or launch an unsigned service, and the remedy is to block unsigned services or apply the latest OS updates."}}}}, "created": "2025-09-17T10:06:38.703458+00:00", "title": "Unsigned Services on Intel Macs May Access Protected User Data", "updated": "2026-04-28T00:15:05.518630+00:00", "vendors": ["apple", "apple$PRODUCT$macos", "apple$PRODUCT$macos_sequoia", "apple$PRODUCT$macos_sonoma", "apple$PRODUCT$macos_tahoe"]}