macOS Memory Corruption via App (pre-14.8.8)
CVE-2026-28911 Published on July 27, 2026
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to corrupt memory of a system process.
Vulnerability Analysis
CVE-2026-28911 can be exploited 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 Buffer Overflow Vulnerability?
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CVE-2026-28911 has been classified to as a Buffer Overflow vulnerability or weakness.
Products Associated with CVE-2026-28911
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Affected Versions
Apple macOS:- Before 14.8.8 is affected.
- Before 26.6 is affected.