CVSS 5.5 (medium) · published 2026-10-20
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.
Affected products (NVD): apple macos
Fixed in (NVD): 15.8, 26.7
Weakness: CWE-787
Source: NVD CVE-2026-86981
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