CVE-2026-112552 is a vulnerability in Apple macOS
Published on October 26, 2026
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with control of a network file server may be able to cause unexpected system termination.
Vulnerability Analysis
CVE-2026-112552 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2026-112552 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2026-112552
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Affected Versions
Apple macOS:- Before 15.8.2 is affected.
- Before 26.7.2 is affected.
- Before 27.2 is affected.