CVE-2025-43518 Missing authorization in iOS and iPadOS

What is CVE-2025-43518?

CVE-2025-43518 is a low-severity missing authorization vulnerability in Apple Macos, published on 12 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A logic issue was addressed with improved checks. This issue is fixed in iOS 26.2 and iPadOS 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2, watchOS 26.2. An app may be able to inappropriately access files through the spellcheck API.

Weakness: CWE-284

Which versions are affected by CVE-2025-43518?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2025-43518?

No fix has been published for CVE-2025-43518 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-43518 being exploited?

There is no known exploitation of CVE-2025-43518 in the wild and no public exploit code.

Other vulnerabilities in Apple Macos

• CVE-2026-65400 Apple macOS Improper Authentication Exploited Critical 9.8
• CVE-2024-44146 Security feature bypass in macOS Critical 10.0
• CVE-2024-44148 Security feature bypass in macOS Critical 10.0
• CVE-2023-38586 Security feature bypass in macOS Critical 10.0
• CVE-2023-40455 Security feature bypass in macOS Critical 10.0

All Apple Macos vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-w499-9j2p-8m3w.