CVE-2026-65410

Apple · iOS, iPadOS, macOS, tvOS, visionOS, watchOS

A vulnerability in multiple Apple operating systems allows an unauthenticated application to cause unexpected system termination due to insufficient input validation.

Executive summary

An unauthenticated application can trigger an unexpected system termination across various Apple platforms, posing a significant risk to system availability and stability.

Vulnerability

The vulnerability stems from inadequate checks within the operating system, allowing an unauthenticated application to force a system-level termination. This flaw enables an attacker to disrupt device operations remotely without requiring user interaction or elevated privileges.

Business impact

The ability for an unauthenticated application to cause system termination presents a severe risk to organizational continuity and device reliability. Given the CVSS score of 7.5, which indicates a high-severity impact, this vulnerability could be leveraged to cause widespread denial of service across a fleet of managed Apple devices, leading to productivity loss and operational disruption.

Remediation

Immediate Action: Update all affected Apple devices to the latest available software versions, specifically iOS/iPadOS/macOS 26.7 or 27, and tvOS/visionOS/watchOS 27.

Proactive Monitoring: Monitor system logs for recurring unexpected crash reports or unusual termination patterns following the installation of untrusted or third-party applications.

Compensating Controls: Implement strict Mobile Device Management (MDM) policies to restrict the installation of non-vetted or unknown applications, which serves as a primary defense against malicious payloads.

Exploitation status

Public Exploit Available: Unknown.

Analyst recommendation

The severity of this issue is high, particularly for organizations relying on mobile and desktop stability for daily operations. IT administrators should prioritize the deployment of the provided patches across the entire Apple device ecosystem to mitigate the risk of forced system termination. Immediate patching is the only effective way to neutralize this threat.

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History

CVE Brief tracked this CVE 5 days before it had a CVSS score.

  1. Disclosed CVE record published
  2. Collected by CVE Brief No CVSS score yet; tracked as early warning
  3. CVSS score assigned 7.5 (3.1)
  4. Analyst report written

Sources