What is the CVSS score of CVE-2025-43462?

CVE-2025-43462 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Which versions of Apple are affected by CVE-2025-43462?

Organizations using The face notable risk from CVE-2025-43462, a resource exhaustion vulnerability rated CVSS 7.5.

How to fix or mitigate CVE-2025-43462?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Apple CVE-2025-43462

HIGH

Uncontrolled Resource Consumption (CWE-400)

2025-11-04 product-security@apple.com

Denial Of Service Apple

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:20 vuln.today

CVE Published

Nov 04, 2025 - 02:15 nvd

HIGH 7.5

DescriptionCVE.org

The issue was addressed with improved memory handling. This issue is fixed in tvOS 26.1, watchOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, visionOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

AnalysisAI

The issue was addressed with improved memory handling. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. The issue was addressed with improved memory handling. This issue is fixed in tvOS 26.1, watchOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, visionOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory. Affected products include: Apple Ipados, Apple Iphone Os, Apple Tvos, Apple Visionos, Apple Watchos.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.